 Complete the following phrase:  Adams County is a county in the U.S. state of Pennsylvania. As of the 2010 census, the population was 101,407. Its county seat is Gettysburg. The county was created on January 22, 1800, from part of York County, and was named for the second President of the United States, John Adams. On July 13, 1863, the area around Gettysburg was the site of the 