No. The war of 1812 was between the United States and England. The Civil War was between the North and South of the United States. It occurred between 1861-1865.
because they were both wars
A 'Civil' War means a war where the combatants are organised groups from the same nation/republic.
The next significant war for America (following the War of 1812) was the war with Mexico. For Great Britain, the next war was the Crimean War.
The Americans declared war on the British.
The White House in Washington DC
Visit the Stewart Museum on Saint Helen's Island, Quebec
Visit Fort York in Ontario
On March 3rd the Star Spangled Banner is Made the US National Anthem