The Civil Rights Act (1866) was passed by Congress on 9th April 1866 over the veto of President Andrew Johnson.
Square Miles of United States. The square miles of United States is 3,794,101 sq mi. This is equivalent to 9,826,675 km2. In terms of size comparison, it is slightly larger than the Peopleâs Republic of China. The 2010 estimated population is 310,931,000.
The United States of America, commonly known as the United States or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.[fn 6] At 3.8 million square miles and with over 325 million people, the United States is the world's third- or fourth-largest country by total area[fn 7] and the third-most populous. The capital is Washington, D.C., and the largest city by population is New York City. Forty-eight states and t