Barbarian attacks caused the collapse of the Western Roman Empire.
The 1860 Republican National Convention nominated Lincoln, a moderate former Congressman from Illinois, as its standard-bearer. The Republican Party platform promised not to interfere with slavery in the states, but opposed the further extension of slavery into the territories.
Answer – Oil on Canvas
The Romans excelled in engineering, they made a great fit in
architecture, and their sculpture was exotic just like the Greeks. However,
they didn’t excel much in oil on canvas paintings. Due to natural disasters,
most of the ancient Roman paintings are extinct.
As I recall, without looking it up, it seems to me that ANY amendment to the Constitution of the USA requires ratification by three-fourths of the state legislatures, and if it doesn't get them, then it's not amended to the Constitution.