Why in God we trust?
The 84th Congress passed a joint resolution "declaring IN GOD WE TRUST the national motto of the United States". The resolution passed both the House and the Senate unanimously and without debate. The law was signed by President Eisenhower on July 30, 1956.
The Populist Party spoke for farmers and laborists
Possibly the telegraph. Morse code came into place with that. People could communicate with ticks.
The iron curtain separates communist and democratic Europe. It is located in Berlin, where is separates East and West Germany.
APUSH