Possibly the telegraph. Morse code came into place with that. People could communicate with ticks.
Answer:
The Jay's Treaty, Monroe Doctrine, and Adams-Onis Treaty forced the British to leave the Eastern US (and pretty much all of the America's) and they 'forced' Spain out of Florida.
Explanation:
Answer:
D. The Allies considered the American proposals not idealistic enough,
Answer:
Spread of communism (The Domino Theory) and its support from China and Russia.
Explanation:
Before the Vietnam war, the United States was very much concern about the spread of Communism in Asia, as they gave it a term of Domino theory. The theory asserted the situation of letting a communist nation to takeovers other neighbouring states and converting it under communism. The U.S. involvement in Vietnam began in 1954, though ongoing conflict in the region of North and South.
Russia assisted China in spreading communism in Asia which also became one of the reasons for the United States to refuse to withdraw from the Vietnam conflict.
Answer:
On December 20, 1836, President Andrew Jackson presents Congress with a treaty he negotiated with the Ioway, Sacs, Sioux, Fox, Otoe and Omaha tribes of the Missouri territory. The treaty, which removed those tribes from their ancestral homelands to make way for white settlement, epitomized racist 19th century presidential policies toward Native Americans. The agreement was just one of nearly 400 treaties—nearly always unequal—that were concluded between various tribes and the U.S. government between 1788 and 1883.
Explanation: