The lack of unity, the opposition of corporations, and blacklisting of leaders were problems faced
Rome was a republic and a monarchy
Greece was a democracy and oligarchy
The Babylonians created the system of counting by 60. It was based on the Sumerians' system.
Answer:
The attack on the World Trade Center on 9/11 resulted in the largest loss of life by a foreign attack on American soil. 18 people were rescued alive from the rubble of the World Trade Center site. Cases of post-traumatic stress are common among 9/11 survivors and rescue workers.
Explanation: