Clinical review articles, also known as updates, differ from systematic reviews and meta-analyses in important ways.1 Updates selectively review the medical literature while discussing a topic broadly.
Eventually, the Emancipation Proclamation led to the proposal and ratification of the Thirteenth Amendment to the Constitution, which formally abolished slavery throughout the land.
In September 1862, Lincoln issued the Emancipation Proclamation, freeing all slaves in areas that were still in rebellion against the Union. This measure opened the issue of what to do about slavery in border states that had not seceded or in areas that had been captured by the Union before the proclamation. In 1864, an amendment abolishing slavery passed the U.S. Senate but died in the House as Democrats rallied in the name of statesâ rights.