When all of the Confederate states became solidified as one collective rebellion, there were 15 slave states in the US. Of the fifteen, four slave states did not secede. Nineteen were free states. Thus as the war was fully underway, there were eleven Confederate states and 23 Union states. The slave states that did not secede were called "Border States". These were Delaware, Maryland, Kentucky and Missouri. Only the latter three states played a roles in the war.
Fort Sumter
The Union had more states.
The northern states, or the union, won the civil war because the southern states, or confederate, surrendered after a great number of soldiers were lost.
Virginia and Tennessee.
Unification of the States
The North had a superiority in number of states, and population, as well as manufacturing capability.
The Union was much larger, both in number of states, territory and population
What is referred to as a "civil partnership" in Europe is called a "civil union" in the United States. There are no jurisdictions in the United States that offer "civil partnerships."
In the context of U.S. presidential elections, southern states have historically leaned towards the Republican Party in recent decades. However, this trend has varied over time; during the mid-20th century, many southern states were solidly Democratic due to the legacy of the New Deal and civil rights issues. Notably, in the 2020 election, the majority of southern states voted for Donald Trump. The voting patterns in southern states can change with each election cycle, influenced by demographic shifts and political issues.
The approximate number of slaves in the United States prior to, and during the US Civil War was close to 4.5 million.
The Civil War in the United States was created in 1937.
PBS has a video about the civil war. You can check out a history museum or library for book, pictures, and documentaries. There are a number of Civil War sites you can find on the internet, a couple run by the Federal Government and some of the states.