Answer:
In 1993, Al Qaeda carried out a bombing of the Twin Towers.
Jim Crow laws mandated racial segregation in all public facilities in the states of the former Confederate States of America and in some others, beginning in the 1870s.
They restricted public use of "white only" Resturants, water fountains, theatres and bathrooms. Many more.
Because your vote matters
The people. As citzens of the U.S, they have the right to vote and choose new government officials in elections as well as remove them.
The Hellenistic Era was started due to the death of Alexander The Great.