Historic photo shows man with rifle in hand.

Join us on Thursday, August 17 at 1 p.m. eastern for a Facebook Live event where our historians will discuss two iconic weapons used during the war—the Springfield and the Chauchat, pronounced as "Show Show."

Historic photo shows man with rifle in hand.

Join us on Thursday, August 17 at 1 p.m. eastern for a Facebook Live event where our historians will discuss two iconic weapons used during the war—the Springfield and the Chauchat, pronounced as "Show Show."

Historic photo shows man with rifle in hand.

Join us on Thursday, August 17 at 1 p.m. eastern for a Facebook Live event where our historians will discuss two iconic weapons used during the war—the Springfield and the Chauchat, pronounced as "Show Show."

Historic photo shows man with rifle in hand.

Join us on Thursday, August 17 at 1 p.m. eastern for a Facebook Live event where our historians will discuss two iconic weapons used during the war—the Springfield and the Chauchat, pronounced as "Show Show."

Historic photo shows man with rifle in hand.

Join us on Thursday, August 17 at 1 p.m. eastern for a Facebook Live event where our historians will discuss two iconic weapons used during the war—the Springfield and the Chauchat, pronounced as "Show Show."

Historic photo shows man with rifle in hand.

Join us on Thursday, August 17 at 1 p.m. eastern for a Facebook Live event where our historians will discuss two iconic weapons used during the war—the Springfield and the Chauchat, pronounced as "Show Show."

This map of France is from American Armies and Battlefields in Europe.

Are you a teacher? Are you looking for free resources to help you teach World War I? Join us on Thursday, August 10, 2017 at 11:30 a.m.

Men in construction gear stand next to the new memorial.

Attendees gathered at the Royal Avenue Gardens Park in Dartmouth, Devon, England on June 6, 2017 for the dedication of the new Dartmouth Memorial.

Men stand next to the stands holding the floral wreaths.

Clark Veterans Cemetery hosted its annual Memorial Day Ceremony on Tuesday, May 30, 2017 at 10:00 a.m. Attendance was free and open to the public.