Hidden beneath a Florentine church, the chamber might have been Michelangelo’s refuge from a death sentence. What was left behind?

Juneteenth commemorates the effective end of slavery in the United States.

World leaders. Generals. Industrialists. Strategists. Spies. See who had an outsized impact on the fate of the world.

Some brought the world’s superpowers to the brink of war; others helped ease the standoff.