An ulcer is a lesion that develops on the skin or mucus membranes of the body. Ulcers that occur in the stomach or small intestines are known as a peptic ulcers. A peptic ulcer in the stomach is also called a gastric ulcer. Ulcers may be caused by lifestyle factors like diet and stress, or an excess amount of stomach acids. However, the majority are caused by an infection caused by the bacterium Helicobacter pylori (H. pylori).
Abraham Lincoln stayed in office from 1861-1864, and was re-elected in 1864, and began serving his second term on March 4, 1865. He was assassinated approximately 42 days after he was sworn into office, for his second term. About 4 years, and 40 days.
Abraham Lincoln was the 16th President of the United States of America serving from 1861 to 1865. He led his country through its greatest crisis, the American Civil War, abolished slavery and built a Republican Party coalition that dominated the Third Party System.