Democrats, Republicans and Libertarians are the three groups loyal enough to be involved in US politics today.
There are many groups who are loyal to the United States. It would be helpful if you could specify what time period you are referring to, so we can narrow down which groups you might be talking about.
Union
The Union States.
border states
The states that remained loyal during the Civil War were called the Union states, because they believed that we needed to preserve the union. The others were the Confederate states.
yes
California remained loyal to the Northern Union during the US Civil War.
During the Civil War, all of the States and territories of the US stayed loyal, except for Texas, Arkansas, Virginia, North and South Carolina, Georgia, Alabama, Mississppi, and Tennessee a.k.a. Union states
what regions of the United States remained solidly Democratic in all three election
The US remained neutral. It declared war in 1917, three years into the war.
Yes- he was the only senator from a seceding state who did not resign his office, but remained loyal to the US.
Any loyalists that were still loyal to England even after the US got it's freedom from them.