Definition: Given a document, generate a short title of the document. The title should convey the main idea/event/topic about which the document is being written. Note that URLs in the text have been replaced with [Link].
Input: Bernie Sanders . 
Senator Bernie Sanders . 
Senator Bernie Sanders received rapturous applause from progressives for his foreign-policy speech at Westminster College in Fulton , Missouri , last week . 
Jacob Heilbrunn of the more conservative National Interest suggested Sanders was bringing "regime change" to the liberal interventionism of the Democratic establishment . 
The Sanders speech indeed opened a new debate and offered the first steps towards a fundamentally different policy , but it also leaves many questions unanswered . 
Sanders 's central contribution is to upend the military-dominated definition of national security . 
Sanders also called out the threat posed by extreme inequality and the "movement toward international oligarchy" in which "a small number of billionaire and corporate interests have control over our economic life ." 
That 's not a new argument from Sanders , but here he explicitly framed it as a matter of national security . 
"This planet ," Sanders argued , "will not be secure or peaceful when so few have so much , and so many have so little ... . 
Sanders revived traditional liberal concerns about the domestic costs of policing the globe . 
In so doing , Sanders sought to define a new progressive internationalism . 
Sanders laid down markers for a new debate , particularly within the Democratic Party . 
Sanders was one of only five Democratic senators to vote against the Republican initiative to lard another $ 80 billion onto the military budget , and those who voted for it should be questioned by their constituents . 
While Sanders redefined our security challenges in the Westminster speech , he offered few ideas on how to deal with them . 
The United States does have to "get serious" on climate change , but Sanders 's only policy advice was to remain in the Paris climate agreements . 
Yet Sanders offered no way out of the endless wars without victory across the greater Middle East . 
Inequality , corruption , oligarchy , authoritarianism are "inseparable ," and must be "fought in the same way ," but Sanders offered no plan on how to do that . 
Sanders said we are "confronted by North Korea ," and called for international sanctions to force abandonment of nuclear weapons and missiles . 
Relations with Russia and China also received little attention in Sanders 's speech . 
Sanders also embraced the Democrats ' aggressive posture on Russian interference in the 2016 elections , calling out Putin while condemning Trump for not saying a word about it at the United Nations . 
Sanders even echoed neoconservative rhetoric , suggesting that "In the struggle of democracy versus authoritarianism , we intend to win ," as if "authoritarianism" were somehow like communism -- a global , ideological movement . 
Sanders 's speech opened a new debate .

Bernie Sanders Opened A New Foreign-Policy Debate . 