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Thousands of "no" supporters took to the streets on Monday in response to Sunday's referendum that granted Turkish President Recep Tayyip Erdoğan more power. By a narrow margin, the country voted "yes," but secular and anti-Erdoğan opposition was concentrated in cities like Istanbul and the capital of Ankara.

It's part of a growing trend of urban areas voting in isolation from the rest of a country, where one swath of a nation responds to strong leadership out of fear and the other — often urban centers  — reject dramatic change or consolidation of power.

Nearly 60 percent of Londoners voted to remain in the European Union when asked to vote on Brexit last June. And in the U.S., an overwhelming amount of voters in big cities like New York City, Los Angeles, and Chicago did not choose President Donald Trump as their candidate during the 2016 election.

Ian Bremmer, president and founder of Eurasia Group, discusses what causes this divide, and how it can shape political decisions in the future. Click on the 'Listen' button above to hear the full conversation.