U-boat is the anglicized version of the German word U-Boot , itself an abbreviation of Unterseeboot , and refers to military submarines operated by Germany, particularly in World War I and World War II...

A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of commonwealth rather than state...

Uganda , officially the Republic of Uganda, is a landlocked country in East Africa. Uganda is also known as the "Pearl of Africa". It is bordered on the east by Kenya, on the north by South Sudan, on the west by the Democratic Republic of the Congo, on the southwest by Rwanda, and on the south by Tanzania...

Ukraine is a country in Eastern Europe. It has an area of 603,628 km², making it the second largest contiguous country on the European continent, after Russia...

The Ukrainian People's Republic or Ukrainian National Republic was a republic that was declared in part of the territory of modern Ukraine after the Russian Revolution, eventually headed by Symon Petliura.-Revolutionary Wave:...

The Ulster Volunteer Force is a loyalist paramilitary group in Northern Ireland. It was formed in late 1965 or early 1966 and named after the Ulster Volunteer Force of 1913. The group's volunteers undertook an armed campaign of almost thirty years during The Troubles...

Ulysses is a novel by the Irish author James Joyce. It was first serialised in parts in the American journal The Little Review from March 1918 to December 1920, and then published in its entirety by Sylvia Beach on 2 February 1922, in Paris. One of the most important works of Modernist literature, it has been called "a demonstration and summation of the entire movement"...

Ulysses S. Grant was the 18th President of the United States as well as military commander during the Civil War and post-war Reconstruction periods. Under Grant's command, the Union Army defeated the Confederate military and ended the Confederate States of America...

Umberto I or Humbert I , nicknamed the Good , was the King of Italy from 9 January 1878 until his death. He was deeply loathed in far-left circles, especially among anarchists, because of his conservatism and support of the Bava-Beccaris massacre in Milan...

The United Nations Educational, Scientific and Cultural Organization is a specialized agency of the United Nations...

During the American Civil War, the Union was a name used to refer to the federal government of the United States, which was supported by the twenty free states and five border slave states. It was opposed by 11 southern slave states that had declared a secession to join together to form the Confederacy...

The Union Army was the land force that fought for the Union during the American Civil War. It was also known as the Federal Army, the U.S. Army, the Northern Army and the National Army...

The Union between Sweden and Norway , officially the United Kingdoms of Sweden and Norway, consisted of present-day Sweden and Norway between 1814 and 1905, when they were united under one monarch in a personal union....

Union Carbide Corporation is a wholly owned subsidiary of The Dow Chemical Company. It currently employs more than 2,400 people. Union Carbide primarily produces chemicals and polymers that undergo one or more further conversions by customers before reaching consumers. Some are high-volume commodities and others are specialty products meeting the needs of smaller markets...

The National Union for the Total Independence of Angola is the second-largest political party in Angola. Founded in 1966, UNITA fought with the Popular Movement for the Liberation of Angola in the Angolan War for Independence and then against the MPLA in the ensuing civil war .The war was one of the most prominent Cold War proxy wars, with UNITA...

United Air Lines, Inc., is the world's largest airline with 86,852 employees United Air Lines, Inc., is the world's largest airline with 86,852 employees United Air Lines, Inc., is the world's largest airline with 86,852 employees (which includes the entire holding company United Continental Holdings and 702 aircraft. It is a subsidiary of United Continental Holdings, Inc. formerly, UAL Corporation, with corporate headquarters in Chicago. United's largest hub is Houston's George Bush Intercontinental Airport...

The United Arab Emirates, abbreviated as the UAE, or shortened to "the Emirates", is a state situated in the southeast of the Arabian Peninsula in Western Asia on the Persian Gulf, bordering Oman, and Saudi Arabia, and sharing sea borders with Iraq, Kuwait, Bahrain, Qatar, and Iran.The UAE is a federation of seven emirates , each governed by...

The United Arab Republic , often abbreviated as the U.A.R., was a sovereign union between Egypt and Syria. The union began in 1958 and existed until 1961, when Syria seceded from the union. Egypt continued to be known officially as the "United Arab Republic" until 1971. The President was Gamal Abdel Nasser...

The International Union, United Automobile, Aerospace and Agricultural Implement Workers of America, better known as the United Auto Workers , is a labor union which represents workers in the United States and Puerto Rico, and formerly in Canada. Founded as part of the Congress of Industrial Organizations in the 1930s, the UAW grew rapidly from 1936 to the 1950s...

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...