One big barrier is economic background. Many students from immigrant parents often can’t afford college or have to work instead of going to school. Another difference can be the language barriers given that it’s harder to learn English than it is most languages because it doesn’t stick to grammar rules as much as others do.
Answer: The Battle of Fort Sumter (April 12–13, 1861) was the bombardment of Fort Sumter near Charleston, South Carolina by the South Carolina militia (the Confederate Army did not yet exist), and the return gunfire and subsequent surrender by the United States Army, that started the American Civil War.
Explanation:
Throughout history, to prevent the Civil War, the south could have accepted President Lincoln and his opinions on slavery and how the US was going to get its money. To have completely prevented a Civil War, the north could have accepted the south's secession.
A main reason that the age of revolutions initially failed to achieve widespread change in some nations of Europe was because many of these failed revolutions took place in the "backyards" of their mother countries--meaning that they were easily taken down with military power.