Checks and Balances are all spread through out the branches. Each one is designed so no one branch became to powerful, each branch has to check and balance another one.
The first tree was displayed at the White House in 1889 it was a Christmas tree
strength i hope i helped ;-;
B. The united states began to build up its military and stockpile weapons. Both the US and the USSR participated in whats known as the arms race where the US collected enough atomic bombs to destroy the earth 25 times.