President Obama speaks during a press conference at the White House on Monday about the situation in Iraq and the ongoing violence in Ferguson, Mo. Win McNamee/Getty Images hide caption

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Immigrants from Honduras and El Salvador who crossed the U.S.-Mexico border illegally are stopped in Granjeno, Texas, on June 25. President Obama asked Congress this week for $3.7 billion to cope with thousands of minors from Central America who are illegally crossing the U.S. border. Eric Gay/AP hide caption

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Detainees sleep in a holding cell at a U.S. Customs and Border Protection processing facility in Brownsville, Texas, on June 18. The White House on Tuesday sought $3.7 billion to deal with the immigration crisis at the border. Eric Gay/AP hide caption

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President Obama ruled out sending ground troops to Iraq, saying any U.S. action must be accompanied by Iraqi political action. Kevin Lamarque/Reuters /Landov hide caption

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President Obama, Jani Bergdahl and Bob Bergdahl speak during a news conference in the Rose Garden of the White House in Washington on May 31 about the release of their son, U.S. Army Sgt. Bowe Bergdahl. Carolyn Kaster/AP hide caption

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In his commencement address to the Military Academy at West Point Wednesday, President Obama condemned isolationism but spent more time outlining the hazards of intervention. Susan Walsh/AP hide caption

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President Obama and Russian President Vladimir Putin meet in Enniskillen, Northern Ireland, on June 17. Obama has strongly condemned Russian intervention in Ukraine but has not yet announced a concrete response. Evan Vucci/AP hide caption

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President Obama meets Friday with immigration activists on the National Mall in Washington. Leslie E. Kossoff/Pool/EPA/Landov hide caption

itoggle caption Leslie E. Kossoff/Pool/EPA/Landov