EVB2938461: Ronald Reagan affectionately assists First Lady Nancy Reagan during horseback riding at the Maryland Presidential retreat Camp David. July 21 1984 / Bridgeman Images

EVB2938496: President George Bush presents the Medal of Freedom award to former President Ronald Reagan at a ceremony in the White House East Room. Jan. 1993 / Bridgeman Images

EVB2938499: During his first week as president George Bush works in the Oval Office as wife Barbara looks at photographs behind the his desk. Jan. 27 1989 / Bridgeman Images

EVB2938502: Vice President Bush addresses the Young Republicans early in the 1984 presidential campaign. Mar. 17 1984 / Bridgeman Images

EVB2938547: Vice President Richard B. Cheney left and Afghanistan President Hamid Karzai conduct a joint press conference at the Presidential Palace in Kabul Afghanistan on Dec. 7 2004 / Bridgeman Images

EVB2938597: Office with many women performing clerical and secretarial work in a U.S. Government office. A posted sign bears the heading 'Notice of Hours of Labor of Female Employees.' c. 1915 / Bridgeman Images

EVB2937934: Russian peasant woman braking dried flax in a scutcher, to remove the flax's woody outer lay, leaving only the fibers. 1910 special process color photo Sergei Prokudin-Gorskii / Bridgeman Images

EVB2938629: John Jacob Astor 1763-1848 the founder of the Astors the great wealthy American family. Portrait by Edward Dalton Marchant 1836 / Bridgeman Images

EVB2937961: New York City under smog when weather conditions prevented smoke from dispersing. Southeast view from the Empire State Building includes the Lincoln Building at far left and the RCA Building at 500 Fifth Avenue on the far right. 1949 photo by Edward Ratcliffe / Bridgeman Images

EVB2938650: Otto Kahn 1867-1934 was an investment banker collector philanthropist / Bridgeman Images

EVB2938778: Firefighters douse the still burning pile of ruins of the World Trade Center two days after the 9/11 terrorists attacks. Sept. 14 2001., Photo by:Everett Collection / Bridgeman Images

EVB2938804: An U.S. airman dwarfed by a C-5 Galaxy cargo aircraft signals the plane through a crowded runway at Moron Air Base Spain. The planes were carrying supplies and soldiers to Afghanistan on Nov. 28 2001., Photo by:Everett Collection / Bridgeman Images

EVB2938818: Firefighters struggle to contain the fire after the September 11 2001 terrorist attack on the Pentagon. 64 passengers of American Airlines Flight 77 and 125 others were killed., Photo by:Everett Collection / Bridgeman Images

EVB2938842: Naval vessels from five nations France Italy Netherland UK and US sail in parade formation. In four descending columns from left to right ITS Maestrale De Grasse USS John C. Stennis Charles de Gaulle Surcouf USS Port Royal HMS Ocean USS John, Photo by:Everett Collection / Bridgeman Images

EVB2938894: General Norman Schwarzkopf with Shaikh Isa Bin Sulman Al-Khalifa the emir of Bahrain after the Emir who presented him with the Bahrain Medal in recognition of his role in liberating Kuwait from Iraqi forces. Mar. 26 1991., Photo by:Everett Collection / Bridgeman Images

EVB2938007: Anthracite Coal Strike Commission was appointed by President Roosevelt to study the economics of the coal industry and propose a settlement of the long United Mine Works strike of 1902. It was the first time a U.S. President approached a labor dispute with neutrality, acknowledging the legitimacy of organized labor. Carroll D. Wright, Roosevelt's Commissioner of Labor is seated in center / Bridgeman Images

EVB2938015: William 'Big Bill' Haywood (1869-1928), leading a crowd of during the six month long Paterson silk strike in 1913. Adolph Lessig (1869-1935), business agent of the Industrial Workers of the World, is second from right in front row / Bridgeman Images

EVB2938032: Eugene Debs (1855-1926), was imprisoned from 1919-1921 for advocating resistance to the military draft during World War I. c.1920 / Bridgeman Images

EVB2938064: Crowd of striking ship repair workers listening to men with loudspeakers at rally at Custom House Fields, London, on March 20, 1957 / Bridgeman Images

EVB2938073: 800 women shoemakers of Lynn, Massachusetts, demonstrated for betterpay on March 7, 1860. Carrying parasols and wearing their best hoop shirts, they paraded in a snowstorm behind Lynn City Guards, and were followed by 4000 supporters / Bridgeman Images

EVB2938080: Terence Vincent Powderly (1849-1924) portrait is surrounded by 32 smaller portraits of the Leaders of the Knights of Labor and scenes of labor. The Labor Union had over 600,000 members at its height in the 1886. The Knights demanded an eight hour work day and campaigned against child and convict labor / Bridgeman Images

EVB2938104: Many modes of transport meet at the Toledo , Ohio grain elevators in 1882. Two sailing vessels are moored to unload cargo, carts and wagons haul merchandise, and a train (left), on left, enters the warehouse / Bridgeman Images

EVB2938134: Woodrow Wilson signing the Child Labor Law of 1916, prohibiting interstate commerce of goods made using child labor. The law was stuck down by the Supreme Court for violating a child's right to contract his work / Bridgeman Images

EVB2938168: Two New York City students covering their faces with books at police headquarters after they were picked up on narcotics. 1968 / Bridgeman Images

EVB2938183: Black Tom Island port facilities in Jersey City were destroyed in a massive explosion on July 30 1916. The island was a storage and export facility for munitions bound for warring Europe and was believed to be caused by anti-British saboteurs, Unknown photographer, (20th century) / Bridgeman Images

EVB2938187: Roy M. Cohn 1927-1986 formerly an assistant to Senator McCarthy during his anti-Communist crusades created controversy by his politics ethics and famous clients throughout his career. Cohn was a played by actor James Woods in the 1992 biopic CITIZE / Bridgeman Images

EVB2938236: Aerial view of the cargo ship MARINE ANGEL the largest vessel to travel the Mississippi River and the Illinois Waterway as it rounds a bend in the Chicago River Chicago Illinois. 1953. LC-USZ62-119799 / Bridgeman Images

EVB2938240: Beijing end of the China's ancient Grand Canal the world's oldest and longest. Its construction began in the 5th century B.C. and it runs 1200 miles from Beijing to southern China. Photo 1900. LC-USZ62-137083 / Bridgeman Images

EVB2938244: Warehouses line the Brooklyn shore of New York Harbor. View south includes Governor's Island in the mid-ground and Staten Island in the distance.c. 1912. LC-D4-15713 / Bridgeman Images

EVB2938248: Cargo ships passing through the locks of the Sault Sainte Marie Canal which bypasses the rapids on the St. Marys River linking Lake Superior and Lake Heron. c. 1895. LC-D4-11306 / Bridgeman Images

EVB2938251: Print depicting 19 early steamships built between 1807 and 1815 including Robert Fulton's CLERMONT and NAUTILUS. lifeofrobertfult00reigrich_0024 / Bridgeman Images

EVB2938272: The Benz three-wheeler made in 1885 was the first practical automobile to use an internal combustion engine. LC-USZ62-48300_DUPE / Bridgeman Images

EVB2938279: Henry Ford 1863-1947 with reporters on December 2 1915 the year he sponsored the Ford Peace Ship mission to end World War I. LC-DIG-ggbain-20519_DUPE, Unknown photographer, (20th century) / Bridgeman Images

EVB2938287: Car driving through passage way in a fallen tree in Sequoia National Park September 1957. LC-DIG-matpc-23254 / Bridgeman Images

EVB2938904: U.S. Navy guards escort a detainee through Camp Delta the military prison for enemy combatants many believed to be associated with Al-Qaeda or the Taliban. June 10 2008., Photo by:Everett Collection / Bridgeman Images

EVB2938914: The sun sets on Camp X-Ray's first day as an active compound on Jan. 11 2002. Camp X-Ray later renamed Camp Delta was the holding facility for prisoners from Afghanistan believed to be associated with Al-Qaeda or the Taliban at Naval Base Guantanamo B, Photo by:Everett Collection / Bridgeman Images