The U.S. government consists of three branches with powers separated by checks and balances. The executive branch consists of the president, vice president, and 15 Cabinet departments. The legislative branch includes the House of Representatives (435 members) and Senate (100 members). The judicial branch consists of the Supreme Court and federal courts
Landlocked country in Central Europe bordered by Austria, Germany, Poland and Slovakia. Founded as Duchy of Bohemia in late 9th century under Great Moravia. Became independent Czechoslovakia in 1918, remaining parliamentary democracy until 1992. Split into Czech Republic and Slovakia on December 31, 1992
Federated states are territorial communities within federations. They lack international sovereignty, unlike Westphalian states. Powers are divided between federated states and federal government. Federal union is sovereign for international law purposes
UK consists of four countries: England, Scotland, Wales, and Northern Ireland. Each country has its own legal system and jurisdiction. Northern Ireland is described as a region, not a country. England, Scotland, and Wales are not listed in ISO countries
United States is third-largest country with 340 million population. Borders Canada to north, Mexico to south, Alaska and Hawaii. Contains 48 contiguous states and five major island territories
The federal government consists of three branches: legislative, executive, and judicial. The nation comprises 50 states, five territories, and Washington, D.C. as its capital. The federal government shares sovereignty with the states in their territories