Event List

Age Group
Age Group
Program Type
Program Type
Ongoing Events
Registration Type

Primary tabs

This event is in the "Adults" group

Unsung Heroes: Women of WWII (In Person)

Friday, March 20, 2026 at 7:00pm - 8:00pm
Community Room A at Sachem Public Library
Program Type:
Educational, History & Genealogy
Age Group:
Adults

World War II was a time with no shortage of heroic women both on and off the battlefield.  Explore the stories of several of these women: spy Virginia Hall, POW nurse Colonel Rugy Bradley, and more.  Howard Rosenberg is the speaker.&nbsp

Open
Registration Required
Library Branch: Sachem Public Library
Room: Community Room A
Age Group: Adults
Program Type: Educational, History & Genealogy
Registration Required
Event Details:

World War II was a time with no shortage of heroic women both on and off the battlefield.  Explore the stories of several of these women: spy Virginia Hall, POW nurse Colonel Rugy Bradley, and more.  Howard Rosenberg is the speaker.&nbsp

This event is in the "Adults" group

The Battle of Long Island and British Occupation (In Person)

Wednesday, March 25, 2026 at 7:00pm - 8:00pm
Community Room B at Sachem Public Library
Program Type:
History & Genealogy
Age Group:
Adults

Join us for a presentation by Bill Bleyer, former prizewinning staff writer for Newsday, who will delve into the story of the largest battle of the American Revolution, a defeat that could have spelled the end of the Continental

Open
Registration Required
Library Branch: Sachem Public Library
Room: Community Room B
Age Group: Adults
Program Type: History & Genealogy
Registration Required
Event Details:

Join us for a presentation by Bill Bleyer, former prizewinning staff writer for Newsday, who will delve into the story of the largest battle of the American Revolution, a defeat that could have spelled the end of the Continental

This event is in the "Adults" group

Spies, Patriots, and the Constitution (In Person)

Monday, April 6, 2026 at 1:00pm - 2:00pm
Community Room B at Sachem Public Library
Program Type:
History & Genealogy
Age Group:
Adults

The story of U.S. intelligence begins in the struggle for independence. Follow the thread from George Washington's Culper spy ring through the Federalist  Papers to today's CIA. Professor Les Paldy gives this talk. 

Open
Registration Required
Library Branch: Sachem Public Library
Room: Community Room B
Age Group: Adults
Program Type: History & Genealogy
Registration Required
Event Details:

The story of U.S. intelligence begins in the struggle for independence. Follow the thread from George Washington's Culper spy ring through the Federalist  Papers to today's CIA. Professor Les Paldy gives this talk. 

This event is in the "Adults" group

Unearthing Early American Records (Zoom)

Monday, April 13, 2026 at 7:00pm - 8:00pm
Online Only at Sachem Public Library
Program Type:
History & Genealogy, Other
Age Group:
Adults

Early American records are much different than the ones found in the late 19th and 20th centuries. Come and learn what records are available, what information they hold, and where to find them.

Open
Registration Required
Library Branch: Sachem Public Library
Room: Online Only
Age Group: Adults
Program Type: History & Genealogy, Other
Registration Required
Event Details:

Early American records are much different than the ones found in the late 19th and 20th centuries. Come and learn what records are available, what information they hold, and where to find them.

Disclaimer(s)

Online Only

This program is online only. 

This event is in the "Adults" group

The History of the Culper Spy Ring (In Person)

Monday, April 20, 2026 at 7:00pm - 8:00pm
Community Room A at Sachem Public Library
Program Type:
History & Genealogy
Age Group:
Adults

Learn the true story of the Culper Spy Ring from former Newsday reporter Bill Bleyer, author of George Washington’s Long Island Spy Ring: A History and Tour Guide.

Open
Registration Required
Library Branch: Sachem Public Library
Room: Community Room A
Age Group: Adults
Program Type: History & Genealogy
Registration Required
Event Details:

Learn the true story of the Culper Spy Ring from former Newsday reporter Bill Bleyer, author of George Washington’s Long Island Spy Ring: A History and Tour Guide.

This event is in the "Adults" group

From Revolution to Republic: 1776–1789 (In Person)

Monday, May 4, 2026 at 1:00pm - 2:00pm
Community Room B at Sachem Public Library
Program Type:
History & Genealogy
Age Group:
Adults

Experiences during the revolution carried over into the early republic – how the Founders came to understand secrecy and the need for reliable intelligence and built provisions for them into the Constitution.

Library Branch: Sachem Public Library
Room: Community Room B
Age Group: Adults
Program Type: History & Genealogy
Event Details:

Experiences during the revolution carried over into the early republic – how the Founders came to understand secrecy and the need for reliable intelligence and built provisions for them into the Constitution.

This event is in the "Adults" group

Raising Giants (Zoom)

Wednesday, May 6, 2026 at 7:00pm - 8:00pm
Online Only at Sachem Public Library
Program Type:
Educational, History & Genealogy
Age Group:
Adults

Motherhood is monumental when you're the size of of a school bus. Or two or three. Join us to discover the extraordinary ways whales give birth, nurse, and nurture their calves while navigating challenges of life at sea.

Library Branch: Sachem Public Library
Room: Online Only
Age Group: Adults
Program Type: Educational, History & Genealogy
Event Details:

Motherhood is monumental when you're the size of of a school bus. Or two or three. Join us to discover the extraordinary ways whales give birth, nurse, and nurture their calves while navigating challenges of life at sea.

Disclaimer(s)

Online Only

This program is online only. 

This event is in the "Adults" group

Exploring the Period Piece Genre (Zoom)

Wednesday, May 13, 2026 at 7:00pm - 8:00pm
Online Only at Sachem Public Library
Program Type:
History & Genealogy, Music & Entertainment, Other
Age Group:
Adults

Stephanie Reese talks about the ins and outs of what this film genre is all about. 

Registrants will be emailed the zoom link. 

Library Branch: Sachem Public Library
Room: Online Only
Age Group: Adults
Program Type: History & Genealogy, Music & Entertainment, Other
Event Details:

Stephanie Reese talks about the ins and outs of what this film genre is all about. 

Registrants will be emailed the zoom link. 

This event is in the "Adults" group

Architect of a New Nation: The Life of Alexander Hamilton (Zoom)

Friday, May 15, 2026 at 7:00pm - 8:00pm
Online Only at Sachem Public Library
Program Type:
History & Genealogy, Other
Age Group:
Adults

One of our greatest founders, Alexander Hamilton was pivotal as a brilliant military, legal, and financial genius.

Library Branch: Sachem Public Library
Room: Online Only
Age Group: Adults
Program Type: History & Genealogy, Other
Event Details:

One of our greatest founders, Alexander Hamilton was pivotal as a brilliant military, legal, and financial genius.

Disclaimer(s)

Online Only

This program is online only. 

This event is in the "Adults" group

 Discover Your Patriot (or Loyalist) Ancestor (Zoom)

Wednesday, May 20, 2026 at 7:00pm - 8:00pm
Online Only at Sachem Public Library
Program Type:
History & Genealogy, Other
Age Group:
Adults

Think you may have an ancestor who served in the Continental Army or contributed to the Patriot cause in Revolutionary War? Maybe they were a Red Coat!  Learn where to look and how to verify the information.

Library Branch: Sachem Public Library
Room: Online Only
Age Group: Adults
Program Type: History & Genealogy, Other
Event Details:

Think you may have an ancestor who served in the Continental Army or contributed to the Patriot cause in Revolutionary War? Maybe they were a Red Coat!  Learn where to look and how to verify the information.

Disclaimer(s)

Online Only

This program is online only. 

This event is in the "Adults" group

Adolph Weichers Sr. and Lake Ronkonkoma (In Person)

Wednesday, May 27, 2026 at 7:00pm - 8:00pm
Community Room A at Sachem Public Library
Program Type:
History & Genealogy
Age Group:
Adults
Adolph Weichers Sr. was a wealthy businessman and landowner. Learn how he and his descendants influenced the growth of Lake Ronkonkoma with mansions, hotels, and pavilions. 
Library Branch: Sachem Public Library
Room: Community Room A
Age Group: Adults
Program Type: History & Genealogy
Event Details:
Adolph Weichers Sr. was a wealthy businessman and landowner. Learn how he and his descendants influenced the growth of Lake Ronkonkoma with mansions, hotels, and pavilions. 
This event is in the "Adults" group

Adult Program Hold

Saturday, May 30, 2026 at 11:00am - 3:00pm
Inside/Out Lawn Plaza at Sachem Public Library
Program Type:
History & Genealogy, Music & Entertainment
Age Group:
Adults
Library Branch: Sachem Public Library
Room: Inside/Out Lawn Plaza
Age Group: Adults
Program Type: History & Genealogy, Music & Entertainment
This event is in the "Adults" group

Revolutionary Intelligence and CIA Operations Today (In Person)

Monday, June 1, 2026 at 1:00pm - 2:00pm
Community Room B at Sachem Public Library
Program Type:
History & Genealogy
Age Group:
Adults

CIA intelligence operations today ranging from espionage through covert action contain elements that George Washington's  spies used during the American Revolution. Professor Les Paldy leads this presentation. 

Library Branch: Sachem Public Library
Room: Community Room B
Age Group: Adults
Program Type: History & Genealogy
Event Details:

CIA intelligence operations today ranging from espionage through covert action contain elements that George Washington's  spies used during the American Revolution. Professor Les Paldy leads this presentation. 

This event is in the "Adults" group

Sailors in Skirts (Zoom)

Monday, June 1, 2026 at 7:00pm - 8:00pm
Online Only at Sachem Public Library
Program Type:
Educational, History & Genealogy
Age Group:
Adults

Join us for a lively dive into the surprising side of the 19th-century gender roles at sea.

Library Branch: Sachem Public Library
Room: Online Only
Age Group: Adults
Program Type: Educational, History & Genealogy
Event Details:

Join us for a lively dive into the surprising side of the 19th-century gender roles at sea.

Disclaimer(s)

Online Only

This program is online only. 

This event is in the "Adults" group

Live Blacksmithing Demo and Tour of Bellport Brookhaven Historical Society's Post-Crowell House

Saturday, June 6, 2026 at 11:00am - 2:00pm
Off-Site at Off-Site
Program Type:
History & Genealogy
Age Group:
Adults

Step back in time with a guided tour of the historic Post-Crowell House, followed by a live blacksmithing demonstration at the original blacksmith shop on the grounds of the Bellport–Brookhaven Historical Society.

Open
Registration Required
Offsite Event
Library Branch: Off-Site
Room: Off-Site
Age Group: Adults
Program Type: History & Genealogy
Registration Required
Event Details:

Step back in time with a guided tour of the historic Post-Crowell House, followed by a live blacksmithing demonstration at the original blacksmith shop on the grounds of the Bellport–Brookhaven Historical Society.

This event is in the "Adults" group

The Founding Mothers (Zoom)

Monday, June 8, 2026 at 7:00pm - 8:00pm
Online Only at Sachem Public Library
Program Type:
History & Genealogy, Other
Age Group:
Adults

The “Mothers” of America aren’t often mentioned – the women whose influence on the early years of the United States reverberated for centuries afterwards.

Library Branch: Sachem Public Library
Room: Online Only
Age Group: Adults
Program Type: History & Genealogy, Other
Event Details:

The “Mothers” of America aren’t often mentioned – the women whose influence on the early years of the United States reverberated for centuries afterwards.

Disclaimer(s)

Sachem Cardholders.

This program is for Sachem cardholders only.

This event is in the "Adults" group

Adult Program Hold Rain Date

Saturday, June 27, 2026 at 11:00am - 3:00pm
Inside/Out Lawn Plaza at Sachem Public Library
Program Type:
History & Genealogy, Music & Entertainment
Age Group:
Adults
Library Branch: Sachem Public Library
Room: Inside/Out Lawn Plaza
Age Group: Adults
Program Type: History & Genealogy, Music & Entertainment
This event is in the "Adults" group

Tracing Your Revolutionary War Ancestors (Zoom)

Wednesday, July 8, 2026 at 7:00pm - 8:00pm
Online Only at Sachem Public Library
Program Type:
History & Genealogy, Other
Age Group:
Adults

Did your family help win American independence? You'll discover how to search military records, pension applications, and other records to find Revolutionary War patriots in your family tree.

Library Branch: Sachem Public Library
Room: Online Only
Age Group: Adults
Program Type: History & Genealogy, Other
Event Details:

Did your family help win American independence? You'll discover how to search military records, pension applications, and other records to find Revolutionary War patriots in your family tree.

Disclaimer(s)

Online Only

This program is online only. 

This event is in the "Adults" group

250th Anniversary Tea (In Person)

Saturday, July 25, 2026 at 1:00pm - 3:00pm
Community Room A&B at Sachem Public Library
Program Type:
History & Genealogy, Music & Entertainment, Other
Age Group:
Adults
Library Branch: Sachem Public Library
Room: Community Room A&B
Age Group: Adults
Program Type: History & Genealogy, Music & Entertainment, Other
This event is in the "Teens" group

Paleontology of Dinosaurs

Monday, August 3, 2026 at 3:00pm - 4:00pm
Community Room C at Sachem Public Library
Program Type:
Educational, History & Genealogy, Nature & Environmental
Age Group:
Teens

Compare dinosaur eggs, teeth, gait and footprints while creating dinosaur fossils to take home.

Upcoming
Registration Required
Library Branch: Sachem Public Library
Room: Community Room C
Age Group: Teens
Program Type: Educational, History & Genealogy, Nature & Environmental
Registration Required
Event Details:

Compare dinosaur eggs, teeth, gait and footprints while creating dinosaur fossils to take home.

Disclaimer(s)

Sachem Cardholders.

This program is for Sachem cardholders only.

This event is in the "Adults" group

Adult Program Hold

Wednesday, August 5, 2026 at 7:00pm - 8:00pm
Community Room A at Sachem Public Library
Program Type:
History & Genealogy
Age Group:
Adults
Library Branch: Sachem Public Library
Room: Community Room A
Age Group: Adults
Program Type: History & Genealogy
This event is in the "Adults" group

Immigrant Stories: Building America Across 250 Years (Zoom)

Wednesday, August 12, 2026 at 7:00pm - 8:00pm
Online Only at Sachem Public Library
Program Type:
History & Genealogy
Age Group:
Adults

Most American families have at least one immigration story. Explore the records that reveal when your immigrant ancestors arrived, where they came from, and what dreams brought them to our shores.

Library Branch: Sachem Public Library
Room: Online Only
Age Group: Adults
Program Type: History & Genealogy
Event Details:

Most American families have at least one immigration story. Explore the records that reveal when your immigrant ancestors arrived, where they came from, and what dreams brought them to our shores.

Disclaimer(s)

Online Only

This program is online only. 

This event is in the "Adults" group

Female Lighthouse Keepers of America (Zoom)

Monday, August 17, 2026 at 7:00pm - 8:00pm
Online Only at Sachem Public Library
Program Type:
Educational, History & Genealogy
Age Group:
Adults

When you think of lighthouses do you think of their Keepers – the hardworking folks who kept those lights on even in the fiercest storms and worst conditions imaginable?

Library Branch: Sachem Public Library
Room: Online Only
Age Group: Adults
Program Type: Educational, History & Genealogy
Event Details:

When you think of lighthouses do you think of their Keepers – the hardworking folks who kept those lights on even in the fiercest storms and worst conditions imaginable?

Disclaimer(s)

Online Only

This program is online only. 

This event is in the "Adults" group

Hidden Valor: The Hispanic American Story in Intelligence Operations (In Person)

Monday, September 14, 2026 at 1:00pm - 2:00pm
Community Room B at Sachem Public Library
Program Type:
Educational, History & Genealogy
Age Group:
Adults

Hispanic Americans have had an enduring role in safeguarding US security – from the revolutionary era to the modern intelligence community. Professor Les Paldy leads this talk. 

Library Branch: Sachem Public Library
Room: Community Room B
Age Group: Adults
Program Type: Educational, History & Genealogy
Event Details:

Hispanic Americans have had an enduring role in safeguarding US security – from the revolutionary era to the modern intelligence community. Professor Les Paldy leads this talk.