Here are some one liners...
The First Dominican Sugarcane Crop and Hitchhiking Insects -- Sugarcane is introduced to the New World as well as scale insects with no natural predators and one natural protector... the fire ant.
The Founding of the Pope's Swiss Guard -- Have you ever seen those guards around the Pope in the weird looking uniforms? Smile when you say that. The Swiss Guards is established this year.
Christopher Columbus Dies Rich and Bitter -- Simply because a man is good at one thing doesn't mean he is good at everything. This guy dies frustrated and unhappy.