PBS News Hour: on Foreign Policy

Donald Trump: More sanctions on Iran; more support of Israel

Trump has said that the U.S. is mishandling current Iran negotiations and should have walked away from the table once Tehran reportedly rejected the idea of sending enriched uranium to Russia. He would increase sanctions on Iran. Trump has been sharply critical of the Obama administration's handling of relations with Israel and has called for a closer alliance with Israeli Prime Minister Netanyahu.

Jeb Bush: Cancel any nuclear deal Obama makes with Iran

Jeb Bush: Putin is a bully; expand US troops in countries near Russia

Vladimir Putin is a "bully," Bush told reporters during his European trip in June, arguing that the U.S. needs to send a tangible sign that it is on the side of Poland, the Baltics and other nearby states. The White House hopeful said the U.S. ought to "consider putting troops there" and mentioned expanded military exercises as an example of how American forces might be used.

Rick Perry: Two-state solution in Israel is not realistic now

Iran and Israel:
• Block or invalidate any nuclear deal with Iran.
• A two-state solution in Israel is not realistic now.
• Send U.S. ground troops to fight Islamic State. Increase airstrikes.

Perry said he would like to see a two-state solution to tensions between Israel and Palestinians but that he does not think that is realistic now. He has expressed strong support of Israeli Prime Minister Benjamin Netanyahu.

Lindsey Graham: Work with Iran to fight ISIS, but no to Iranian nuclear deal

Known as a strong proponent of the use of American military force, Graham proposes sending 10,000 U.S. troops to fight Islamic State. He believes the U.S. ultimately will have no choice but to send more combat troops to the region. He has long advocated the use of airstrikes, applauding the White House for attacks it approved in September. Graham said in 2014 that the U.S. should work with Iran to coordinate the fight against Islamic State and to keep Iraq stable.

George Pataki: Support West Bank settlements; tough on Iran & Palestine

Speaking to the Republican Jewish Coalition this spring, Pataki called for an end to current negotiations with Iran, criticizing current agreement outlines as not tough enough. In the same speech, Pataki said the next president should not attempt to negotiation with current Palestinian leaders until they recognize the right of Israel to exist. In 2002, then-Governor Pataki spoke in favor of another state official's visit to West Bank settlements.

Mike Huckabee: Reject two-state solution between Israel & Palestine

Speaking in New Hampshire in April, Huckabee rejected the idea of a two-state solution between Israel and the Palestinians, saying contested settlement areas in Judea and Samaria belong to Israel.

Ben Carson: Back Israel and follow what Netanyahu wants on Iran

Carson has said the U.S. must staunchly back its ally. He supported Israeli Prime Minister Benjamin Netanyahu's speech to Congress [denouncing Obama's nuclear limitation deal with Iran].

Bernie Sanders: Focus on domestic needs instead of international conflict

Sanders backs President Obama's negotiations with Iran and sharply criticized Republican senators who signed a letter warning Iran against a potential deal. In a statement, the Jewish senator pushed back against the idea of tougher sanctions and was critical of Netanyahu's speech to Congress. Sanders was the first senator to announce he would not attend the speech.