The most immediate cause of the South's secession from the union was the election of Lincoln during the 1860 election. The South did not support Lincoln at all (in some southern states, his name didn't even appear on the ballot) and when he won the election they felt unrepresented by the government. South Carolina was the first to go.
Stoppages of trade by the embargoes and the War of 1812
North Korea, led by a communist government, invaded south Korea. This was the immediate cause. It was seen as a communist attempt to Overtake an Allie of the US and therefore, caused the US to intervene. As well as 15 other nations which were part of the United Nations.
Indeed. However, it is not called 'secession' but "Mexican Cession".
The principal long range cause of the US Civil War was slavery. Had slavery not existed in the US, the secondary issue of states' rights vs. Federal authority would never have reached the point of secession.
War has to be declared which takes time.
An immediate result of the US Civil War was the abolition of slavery with the ratification of the 13th Amendment to the US Constitution in 1865. This amendment legally ended slavery and involuntary servitude throughout the United States.
Not the immediate cause - it had been a long-running debate. The immediate cause was Lincoln's election victory on a ticket of no new slave-states.
The attack on Pearl Harbor
Stoppages of trade by the embargoes and the War of 1812
North Korea, led by a communist government, invaded south Korea. This was the immediate cause. It was seen as a communist attempt to Overtake an Allie of the US and therefore, caused the US to intervene. As well as 15 other nations which were part of the United Nations.
It was the copperheads that believed in an immediate end to the US Civil War. These individuals were generally young southern colonists that worked as planters and lawyers. They typically were slaveholders themselves.
Indeed. However, it is not called 'secession' but "Mexican Cession".
yes, true
As illegal and a violation of the US Constitution.
True.
Several states seceded when they learned that Lincoln has been elected president.
In Europe it was the attack of Poland by the German Nazis on 9-1-39. In the Pacific it was the attack on the US Naval Fleet at Pearl Harbor, Hawaii by the Japanese on 12-7-41 that was the immediate cause of World War 2 for the USA.