Here are some one liners...
Aztecs: The Fall of Tenochtitlan -- Cortez returns to take down the Aztecs. Due to disease and multiple changes in leadership, they are easy pickings. Cortez will make the Aztec Emperor's daughter pregnant.
Martin Luther and the Diet of Worms -- Martin Luther is called to defend his 95 Theses. His speech is short and not too sweet. He then drops out of sight for a year.
Magellan Reaches the Known World and Dies -- Magellan is killed in the Philippines and out of the 265 men that began the journey, 18 men return to port next year.