Some of these amazing World War II photos are iconic, but other images that we've compiled are lesser-known. World War II was perhaps the most dramatic period of the 20th century, and has been analyzed and explored countless times. It’s remembered for its leaders — Adolf Hitler, Winston Churchill, and Franklin Roosevelt — who shaped the course of history, for better or worse. It was also a time of atrocities, with the Holocaust and the Battle of Stalingrad, as well as a period of great technological advancement, mainly in terms of warfare. Click through to see some amazing World War II photos, as well as some incredible facts that complement them. Make sure to SHARE these photos with all of the history buffs in your life.

Editor's Note: This piece was first published on May 17, 2016. It has been updated throughout.