US Capitol Fast Facts
CNN Editorial Research
Here’s a look at the US Capitol. Located at 100 Constitution Avenue NW in Washington, DC, it is the meeting place of the US Congress.
Other Facts
Throughout history, the US Capitol has been destroyed by fire, reconstructed, expanded and restored.
The US Capitol Police (USCP) are charged with protecting Congress’ members, employees, visitors, and all facilities.
Each chamber has a sergeant at arms who serves as the chief law enforcement officer and protocol officer.
The Office of Security Programs manages security operations and supports USCP.
All visitors are screened by a magnetometer and their belongings screened by an x-ray machine.
The Building
The Capitol building has more than 540 rooms and has 658 windows.
The Dome is 8,909,200 pounds of cast-iron with 108 windows and was constructed between 1855 and 1866. The statue at the top of dome is the Statue of Freedom.
The Rotunda stands 180 feet, three inches tall and is 96 feet in diameter. Paintings and sculptures depicting significant people and events in US history are on display. This room is where presidents and distinguished citizens lie in state.
National Statuary Hall used to be the chambers for the House of Representatives, called the Old Hall of the House (1809-1857). The hall holds 100 of the Capitol’s collection of statues of notable citizens in US history, two per state.
The Brumidi Corridors are named after the artist, Constantino Brumidi, who designed the murals along the walls.
Visitor areas on the ground floor include the Hall of Columns, the Brumidi Corridors, the Old Supreme Court Chamber and the Crypt (historical exhibits are presented here).
The Senate chambers are in the north wing and chambers for the House of Representatives and the offices of Congressional leaders are in the south wing.
The third floor has visitors’ areas where they may watch proceedings.
The Capitol Complex includes the Capitol, Capitol Visitor Center, Senate Office Buildings, House Office Buildings, US Supreme Court, Library of Congress, US Botanic Garden and Capitol Campus grounds.
The Capitol Complex is maintained by the Architect of the Capitol (AOC).
The first AOC was Dr. William Thornton in 1793.
Timeline
September 18, 1793 – The cornerstone is laid by US President George Washington.
1800 – Congress moves from Philadelphia to the new Capitol building in Washington. Only the north wing is complete.
1801 – Supreme Court holds first meeting in the Capitol.
1814 – The Capitol is burned by British troops.
1819 – The Supreme Court, Senate and House meet in newly reconstructed rooms in the Capitol.
1829 – Building reconstruction is completed.
1851 – US President Millard Fillmore appoints Thomas U. Walter as the main architect to build extensions onto to the Capitol.
1857 – The House of Representatives holds its first session in its new hall.
1859 – The Senate holds its first session in its new chamber.
1863 – The Statue of Freedom is raised into place atop the dome.
1870 – Exteriors of Capitol extensions are completed.
1890-1900 – Electric lighting is installed throughout building and grounds.
1897 – The Library of Congress moves into its first building (later named the Thomas Jefferson Building).
1935 – The US Supreme Court moves into its own building.
1949-1951 – The House and Senate chambers are redesigned and remodeled.
March 1, 1954 – Five members of the House of Representatives are shot on the House floor; Alvin Bentley, (R-MI), Ben Jensen (R-IA), Clifford Davis (D-TN), George Fallon (D-MD) and Kenneth Roberts (D-AL). Four Puerto Rican nationalists: Lolita Lebron, Rafael Cancel Miranda, Andres Figueroa Cordero and Irving Flores Rodriguez, are arrested and sent to prison. The shooters were heard shouting, “Freedom for Puerto Rico,” as they fired. This incident ends up changing the security measures at the Capitol.
1958-1962 – East Front extension to the Capitol takes place.
July 24, 1998 – Gunman Russell Eugene Weston Jr., fires shots in the Capitol building killing two USCP officers: Jacob Chestnut, an 18-year veteran and Detective John Gibson, an eight-year veteran. Angela Dickerson is injured during the attack.
December 2, 2008 – The latest addition to the Capitol, the Visitor Center, opens. The Center is nearly 3/4 the size of the Capitol and is located underground. It becomes the main entrance and security checkpoint for the Capitol.
April 24, 2009 – The Capitol is briefly evacuated, and the White House temporarily locked down when a single-engine plane accidentally wanders into restricted airspace over Washington.
November 2013 – The AOC office announces that the US Capitol Dome Restoration Project is beginning. The project is completed in November 2016.
January 14, 2015 – FBI agents arrest 20-year-old Christopher Lee Cornell before he could move on his plan to attack the US Capitol during the State of the Union address. According to a criminal complaint filed by an FBI agent, the plan was to set off pipe bombs to put lawmakers and employees in panicked flight, and then gun them down with an assault rifle as they ran across his path and that of an accomplice. Cornell later pleads guilty on three federal charges and is sentenced to 30 years in prison.
April 15, 2015 – Douglas Hughes, 62, of Florida flies a gyrocopter undetected through restricted airspace and lands on the West Lawn of the Capitol. Hughes later pleads guilty to operating as an airman without a certificate and is sentenced to 120 days in jail.
March 28, 2016 – USCP shoot Larry Russell Dawson, 67, of Tennessee after he pulls out what appears to be a weapon at the Capitol Visitor Center. Dawson later pleads guilty to a federal charge of assaulting, impeding or resisting officers while using a dangerous or deadly weapon and is sentenced to 11 months in prison.
June 18, 2020 – House Speaker Nancy Pelosi orders the removal of four portraits of Confederate House Speakers from the US Capitol.
January 6, 2021 – Pro-President Donald Trump rioters storm the US Capitol, as members of Congress meet to certify the Electoral College results of the 2020 presidential election. The building goes into lockdown, and the House floor is evacuated. Vice President Mike Pence, who is overseeing the vote on the Electoral College results, is also evacuated. A total of five die, including a Capitol Police officer the next day, and more than 50 are arrested. Afterwards, calls increase for Trump to be removed from office, either by impeachment or via the 25th Amendment.
April 2, 2021 – Noah Green, 25, rams a vehicle into a police barricade outside the Capitol building, killing one police officer and injuring another. Green brandishes a knife after ramming his vehicle into the barricade on Constitution Avenue and is subsequently shot and killed by police officers.
May 28, 2021 – A Senate vote on a bill to create an independent inquiry to investigate the January 6 Capitol Hill riot fails.
June 30, 2021 – The House of Representatives votes 222-190 to create a select committee that will investigate the January 6 attack on the US Capitol. The vote fell mostly among party lines with two Republicans joining with Democrats to support its formation — Liz Cheney of Wyoming and Adam Kinzinger of Illinois.
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