President Barack Obama is nominating Chuck Hagel, a former U.S. senator from Nebraska, to succeed Defense Secretary Leon Panetta. Hagel served in the <a href="index.php?page=&url=http%3A%2F%2Fsecurity.blogs.cnn.com%2F2013%2F01%2F06%2Fchuck-hagels-views-on-war-forged-by-vietnam-experience%2F">military during the Vietnam War</a>, leading him later to tell a biographer, "I will do all I can to prevent war." After coming home from Vietnam, Hagel worked briefly as a newscaster, then had a career in business, before entering public service as a Republican senator for 12 years. Here's a look at his military and government career:
Chuck Hagel's military, government career —
President Barack Obama is nominating Chuck Hagel, a former U.S. senator from Nebraska, to succeed Defense Secretary Leon Panetta. Hagel served in the military during the Vietnam War, leading him later to tell a biographer, "I will do all I can to prevent war." After coming home from Vietnam, Hagel worked briefly as a newscaster, then had a career in business, before entering public service as a Republican senator for 12 years. Here's a look at his military and government career:
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Hagel, pictured in uniform in 1968, volunteered for the U.S. Army, serving a yearlong tour.
Chuck Hagel's military, government career —
Hagel, pictured in uniform in 1968, volunteered for the U.S. Army, serving a yearlong tour.
Library of Congress
Hagel, right, perched on top of a M113 armored personnel carrier in 1968.
Chuck Hagel's military, government career —
Hagel, right, perched on top of a M113 armored personnel carrier in 1968.
Library of Congress
Hagel was a Republican senator from Nebraska from 1997 to 2009. Here, he testifies before the Senate Commerce Committee during a September 2000 hearing on the marketing of violence to children.
Chuck Hagel's military, government career —
Hagel was a Republican senator from Nebraska from 1997 to 2009. Here, he testifies before the Senate Commerce Committee during a September 2000 hearing on the marketing of violence to children.
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Hagel discusses the McCain-Feingold campaign finance reform bill with then-Sen. Russ Feingold on NBC's ''Meet the Press'' in March 2001.
Chuck Hagel's military and government career —
Hagel discusses the McCain-Feingold campaign finance reform bill with then-Sen. Russ Feingold on NBC's ''Meet the Press'' in March 2001.
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Joe Biden, left, then a U.S. senator from Delaware, walks with Sen. Richard Lugar, second from right, and Hagel, center, at a hotel in Baghdad in June 2003. The congressional delegation was on a tour of the Iraqi capital the year the Iraq War began.
Chuck Hagel's military, government career —
Joe Biden, left, then a U.S. senator from Delaware, walks with Sen. Richard Lugar, second from right, and Hagel, center, at a hotel in Baghdad in June 2003. The congressional delegation was on a tour of the Iraqi capital the year the Iraq War began.
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Hagel chats with Alan Greenspan, then-Federal Reserve chairman, before the start of a Senate Banking, Housing and Urban Affairs Committee hearing in April 2005.
Chuck Hagel's military and government career —
Hagel chats with Alan Greenspan, then-Federal Reserve chairman, before the start of a Senate Banking, Housing and Urban Affairs Committee hearing in April 2005.
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Hagel questions then-U.S. Secretary of State Condoleezza Rice during her February 2006 testimony on Iran before the Senate Foreign Relations Committee.
Chuck Hagel's military, government career —
Hagel questions then-U.S. Secretary of State Condoleezza Rice during her February 2006 testimony on Iran before the Senate Foreign Relations Committee.
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Hagel comments on a New York Times article during a Senate Foreign Relations Committee's consideration of a resolution on the Iraq War in January 2007. The GOP senator opposed the troop surge in Iraq.
Chuck Hagel's military, government career —
Hagel comments on a New York Times article during a Senate Foreign Relations Committee's consideration of a resolution on the Iraq War in January 2007. The GOP senator opposed the troop surge in Iraq.
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Hagel holds a September 2007 news conference to reintroduce an amendment to the Defense Authorization Bill.
Chuck Hagel's military and government career —
Hagel holds a September 2007 news conference to reintroduce an amendment to the Defense Authorization Bill.
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Gen. David Petraeus, center, flies with then-presidential candidate Barack Obama and Hagel on a July 2008 tour in Baghdad. Hagel joined Obama that year on his tour of parts of the Middle East.
Chuck Hagel's military, government career —
Gen. David Petraeus, center, flies with then-presidential candidate Barack Obama and Hagel on a July 2008 tour in Baghdad. Hagel joined Obama that year on his tour of parts of the Middle East.
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Candidate Obama and Hagel tour Jordan's historic Amman Citadel in July 2008.
Chuck Hagel's military, government career —
Candidate Obama and Hagel tour Jordan's historic Amman Citadel in July 2008.
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Hagel presents former President Bill Clinton with the Atlantic Council's Distinguished International Leadership Award in Washington in April 2010.
Chuck Hagel's military, government career —
Hagel presents former President Bill Clinton with the Atlantic Council's Distinguished International Leadership Award in Washington in April 2010.
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Hagel, from left, Veterans Affairs Secretary Eric Shinseki and Defense Secretary Leon Panetta attend a Memorial Day event at the Vietnam Veterans Memorial in Washington in May 2012.
Chuck Hagel's military, government career —
Hagel, from left, Veterans Affairs Secretary Eric Shinseki and Defense Secretary Leon Panetta attend a Memorial Day event at the Vietnam Veterans Memorial in Washington in May 2012.
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