Why do polariod pictures come out a yellow tone?

In exchange for land, a knight agrees to be a sort of sub-vassal to a vassal. this agreement was known as: investiture homage tyranny subinfeudation

According to machiavelli what will happen to a leader when things go wrong and he is in need of support

Match the word to an antonym. 1. hate evil 2. good knowledge 3. sad short 4. sunset love 5. courteous gigantic 6. minuscule dawn 7. long wise 8. imprudent happy 9. cowardice rude