How did charlemagne’s relationship with the catholic church benefit both the emperor and the pope?

What was the direct cause of the u. s. entry into world war ii? a. the bombing of pearl harbor b. the invasion of poland by germany c. the capture of belgium by germany d. the battle of britain

What is the difference between the idea of stare decisis and something being constitutional?

What is the connection between alexander and greek words in the words in the kalish language today