Previous Republican National Conventions
The main stage on the convention floor at the Quicken Loans Arena in downtown Cleveland, Ohio, is prepared for the upcoming Republican National Convention, July 13, 2016.
FILE - Carrying placards urging repeal of the 20-year provision for payout, Bonus Army vets unleash their first major demonstration at the Republican National Convention in Chicago, Ill., June 15, 1932. Herbert Hoover and Charles Curtis were nominated as presidential and vice presidential candidates, respectively.
FILE - A drum corps of young women strode through the streets of Cleveland during an Alf Landon-for-president parade in Cleveland to the auditorium where the Republican National Convention was to meet, June 11, 1936. Landon and Frank Knox were nominated as presidential and vice presidential candidates, respectively.
FILE - Thomas Dewey and Wendell Willkie supporters in the New York delegation attempt to seize the New York State banner at the Republican National Convention in Philadelphia, June 26, 1940. The scene followed the nomination of Willkie for the presidency.
FILE - Herbert Hoover is interviewed by newsmen as he arrives in Chicago for the Republican National Convention, June 27, 1944. Thomas Dewey and John Bricker were nominated as president and vice president, respectively.
FILE - Delegates and spectators at the Republican National Convention fill in the Chicago stadium to hear Governor Earl Warren of California deliver the keynote address, June 26, 1944. Thomas Dewey and John Bricker were nominated as president and vice president, respectively.
FILE - Delegates with posters and state signs crowd the center aisle in Philadelphia during a demonstration for Gov. Thomas E. Dewey after his name was placed in nomination during the Republican National Convention, June 23, 1948. Dewey and Earl Warren were nominated as presidential and vice presidential candidates, respectively.
FILE - Gen. Dwight D. Eisenhower, second from right, and Sen. Richard Nixon, second from left, celebrate their nomination for president and vice president of the United States, respectively, with their wives at the 1952 Republican Convention in Chicago, I
FILE - Sen. Joseph McCarthy (left, on rostrum) addresses the Republican convention on July 9, 1952, defending his tactics in opposing communism against charges of those who said he was too rough.
FILE - The speaker's rostrum as GOP national committee chairman Leonard Hall called the Republican National Convention to order in San Francisco's Cow Palace, Aug. 20, 1956. President Dwight Eisenhower and Vice President Richard Nixon were renominated.
FILE - Vice President Richard Nixon demonstration and demonstrators at the Republican National Convention in Chicago, Ill., July 1960.
FILE - A demonstration for Arizona Senator Barry Goldwater is held on the final night of the Republican National Convention in San Francisco, July 16, 1964. Goldwater and William Miller were nominated as presidential and vice presidential candidates, resp
FILE - Republican presidential candidate Richard Nixon, waving right, and his running mate, Spiro Agnew, at the podium during the Republican National Convention at the Miami Beach Convention Center in Florida, Aug. 8, 1968.
FILE - The Rev. Ralph Abernathy, center in dark suit, wears a Rockefeller campaign button on his lapel as he is greeted in the lobby of the Fontainebleau Hotel, headquarters of the Republican National Convention, Miami Beach, Fla., Aug. 6, 1968.
FILE - Gov. Ronald Reagan of California, temporary chairman of the Republican National Convention, turns the gavel over to the permanent chairman, Rep. Gerald R. Ford, of Michigan, at the session in Miami Beach, Fla., Aug. 22, 1972. President Richard Nixon and Vice President Spiro Agnew were renominated.
FILE - Police in riot gear move into the streets during demonstrations at Flamingo Park during the Republican National Convention, in Miami, Fla., August 1972.
FILE - Betty Ford is shown surrounded by family, greeting the crowds at the Republican National Convention in Kemper Arena, Kansas City, Mo., Aug. 17, 1976. Incumbent President Gerald Ford won the nomination.
Projeyê Avakirina Minara Hadba û Mizgefta Nurî li Mûsil
FILE - President Ronald Reagan, far right, first lady Nancy Reagan, right, Vice President George Bush and his wife, Barbara, react to cheers from the floor at the final session of the Republican National Convention in Dallas, Texas, Aug. 23, 1984. Reagan and Bush were renominated.
FILE - Vice President George Bush and his running mate, Indiana Sen. Dan Quayle, wave to the assembly of the Republican National Convention in New Orleans, Aug. 18, 1988. Bush and Quayle were nominated as presidential and vice presidential candidates, respectively.
FILE - From left, Marilyn Quayle, Vice President Dan Quayle, President George Bush and Barbara Bush wave during a rally at the Astroarena for the Republican National Convention in Houston, Aug. 17, 1992. Bush and Quayle were renominated.
FILE - Anti-abortion leader Phyllis Schlafly, right, a delegate from Alton, Ill., talks with Juanita Crosby, a Missouri delegate from Kansas City, at the opening session of the Republican National Convention in Houston, Aug. 17, 1992. Abortion rights proponents gave up their fight to force a floor debate on softening the anti-abortion plank of the party.
FILE - Republican presidential nominee Bob Dole, left, and his running mate Jack Kemp wave to delegates after they delivered their nomination acceptance speeches at the Republican National Convention in San Diego, Aug. 15, 1996. Dole and Kemp were chosen as presidential and vice presidential candidates, respectively.
FILE - Republican presidential nominee George W. Bush and his wife, Laura, are engulfed in balloons at the close of the Republican National Convention in Philadelphia, Aug. 3, 2000. Bush and Dick Cheney received the presidential and vice presidential nominations, respectively.
FILE - From left, first lady Laura Bush, President George W. Bush, Vice President Dick Cheney with wife Lynne Cheney wave after Bush addressed the 2004 Republican National Convention, at Madison Square Garden in New York, Sept. 2, 2004. Bush and Cheney were renominated.
FILE - Presidential nominee John McCain stands amid falling confetti with vice presidential nominee Alaska Governor Sarah Palin after he accepted the presidential nomination at the 2008 Republican National Convention in St. Paul, Minnesota Sept. 4, 2008.
FILE - Republican presidential nominee Mitt Romney, right, and vice presidential running mate Paul Ryan wave after Romney's acceptance speech at the final session of the Republican National Convention in Tampa, Fla., Aug. 30, 2012.