Why is florence considered the cradle of the italian renaissance?

How did regional differences in italy initially prevent unity in the new nation?

What are your thoughts about " the attacking on the twin towers". in your own words a little paragraph its for a project i am doing and i want to get intel from other people so that i can put it on my poster. for anyone who gives me there opinion on it : ) enter you name when you type the paragraph more than one person to respond.

How did the battle of okinawa affect president truman’s decision to use the atomic bomb against japan?