Saturday marks 72 years since the Japanese attack on Pearl Harbor that led to the U.S. entry into World War II.

Close to 2,500 gathered at the location off Hawaii today to honor the lives of those killed during the bombing, reports the AP. The ceremony attendees included some 50 survivors of the attack that began at 7:55 a.m. on Dec. 7, 1941. 

Following the attack that changed the course of American and world history, then-U.S. President Franklin D. Roosevelt said these iconic words as he spoke to a joint session of Congress:

"Yesterday, December 7, 1941 - a date which will live in infamy - the United States of America was suddenly and deliberately attacked by naval and air forces of the Empire of Japan."

In memory of those lost on that day and in honor of the remaining survivors, we've gathered photos of today's ceremony in the slideshow above. 

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