Some observers and policymakers suggest there is, but a cold look at the facts suggests fears may be overblown. Whatever the case, a nuanced approach to diplomacy will be required to build partnerships capable of thwarting any terrorist ambitions.
Colombia's 50-year conflict has been far more complex than a struggle between government forces and the FARC. By opening peace talks with the second-largest rebel group, the country takes a step closer to lasting peace.
Substantive progress is already being made in implementing the accords, but if the United States dials back its assistance, that trend could diminish, even reverse. It is in the interests of both countries not to let that happen.
It's hard to know what direction US-Cuba relations will take once Donald Trump is in the White House, but Cubans are already contemplating the consequences of a reversal of President Obama's normalization process.
In the two years since a restoration of diplomatic ties was first announced, great strides have been made in normalizing relations. That trajectory benefits – and is supported by – a wide array of people.
With the United States likely to pull out of the Trans-Pacific Partnership and China looking to step into the breach, Latin America's changing relations with world powers could reflect a broader shift.
Having assumed the presidency in May following the impeachment of his predecessor, Michel Temer has made some inroads into his reform agenda, but the political storm assailing his government poses a growing threat.