Equality for all men; abolish slavery.
It was Democratic under the leadership of James Buchanan and Republican right before the start of the civil war under the leadership of Abraham Lincoln.
No.
yes
There wasn't a Republican party in 1812. The Republican party did not start until 1860.
Google the name Thomas Nast.
The party system that began when the first Republican was elected president in 1860 was the emergence of a two-party system dominated by Republicans and Democrats. The Republican Party was formed in the 1850s as an anti-slavery party, and the election of Abraham Lincoln as the first Republican president marked the start of their political dominance in the North and ultimately the reconfiguration of the party system in the United States.
The Democratic-Republican Party was founded by James Madison and Thomas Jefferson as an opposing voice to Alexander Hamilton's Federalists. The party consisted of many people identified as Anti-Federalists during the Constitutional Convention.
The Republican Party didn't exist yet. Tyler was a long-time Democrat-Republican, but was nonetheless elected Vice President on the Whig ticket. During his period in office, he attempted to start a new party and for a brief time was officially not a member of any party.
Ronald Reagan was originally a member of the Democratic party but switched to the Republican party in 1962. He was never chairman of the Democratic party.
Jefferson and Madison had different view points than Hamilton.
Andrew Jackson was the leader of the first Democratic Party. Its main purpose was to elect Jackson president. It was more attuned to Jefferson's ideas than to Adams and made some claims to Jeffersonian democracy. The party split up and died before the Civil War. After the war ended, a new Democratic Party formed to oppose the Republicans.
Thomas Jefferson and James Madison started the Democratic-Republican party. When the parties split the democratic side was led by Andrew Jackson and Martin Van Buren.