Cnidarians have two basic body forms, medusa and polyp. Medusae, such as adult jellyfish, are free-swimming or floating. They usually have umbrella-shaped bodies and tetramerous (four-part) symmetry.
The election of Abraham Lincoln in 1860 triggered the war between the union and the confederacy.Lincoln wanted to end slavery and keep the Union together. report this answer. Updated on Thursday, February 02 2012 at 04:17AM EST. Source: www.radford.edu/...he election of Abraham Lincoln in 1860 triggered the war between the union and the confederacy. Lincoln wanted to end slavery and keep the Union together. report this answer.
Battles. 1  The military conflict began on the morning of April 12, 1861, when Confederate forces shelled Union troops in Fort Sumter, located in the Charleston harbor. President Abraham Lincoln called for troops to suppress the rebellion, and in response Virginia seceded and joined the Confederacy.