2.Spain that’s all I know I’m sorry I couldn’t answer all your question but I’m too little brain don’t get mad at me pls
It maintained its borders and destroyed the threatening tribes.
He unified Russia, took the title of tsar, and rebuilt Moscow's Kremlin
The first key points historians want to check about a source is whether the source is based on accurate knowledge and understanding. To do this, they might check whether the author was there at the time, whether the author was involved in the event, whether the author understood the overall context.