Answer: Nazi leader Adolf Hitler violates the Treaty of Versailles and the Locarno Pact by sending German military forces into the Rhineland, a demilitarized zone along the Rhine River in western Germany.
Look it up and read about it on wiki
Sulla help turn the Roman Republic into the Roman Empire in a way that he was first ever roman with dictator title granted for life ( for Romans dictator was term smiliar tomodern usage fo term president it wasn't pejorative term)
Interest threshold or APR but I'm pretty sure it's interesting threshold