He predicted that the proletariat would overthrow the Bourgeoisie.
If you would have lived in Greece in about 300BC, you could have witnessed The battle of Thermopyle
John Quincy Adams went on to win the presidency in a highly contentious election in 1824, and served only one term. Outspoken in his opposition to slavery and in support of freedom of speech, Adams was elected to the House of Representatives in 1830; he would serve until his death in 1848.
Answer:
Sagittarius A* ( D.) is the name of the black hole region that creates the gravitational force holding the Milky Way together.