Answer:
Secretary of government John Quincy Adams came to a diplomatic coup in 1819 after years of negotiations, with the signing of the Florida Purchase Treaty which formally placed Florida on US hands at no expense over and above U.S. assumption of some $5 million in US public debt claims against Spain.
Explanation:
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Constantinople changed to Istanbul after falling to the Ottomans. Istanbul is the name for the city now, too. I hope this helps!
Answer:
I believe it's two, gunpowder and crossbow
Explanation:
The soonest realized crossbows were designed in the main thousand years BC, not later than the seventh century BC in old China, not later than the fourth century BC in Greece (as the gastraphetes).
Gunpowder was developed in China at some point during the main thousand years AD. The most punctual conceivable reference to gunpowder showed up in 142 AD during the Eastern Han administration when the chemist Wei Boyang, otherwise called the "father of speculative chemistry", expounded on a substance with black powder like properties.
Answer: In his address to Congress in January 1935, Roosevelt called for five major goals: improved use of national resources, security against old age, unemployment and illness, and slum clearance, as well as a national work relief program (the Works Progress Administration) to replace direct relief efforts.
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