US has told Ukraine it must sign peace deal with Russia to get security guarantees, source says

The United States has told Ukraine that it must sign on to a peace deal with Russia in order to get U.S. security guarantees, a source familiar with internal discussions told Reuters on Tuesday.

U.S. security guarantees are considered by Ukraine as the linchpin for any settlement ending Russia's four-year-old invasion of Ukraine. The United States brokered talks in Abu Dhabi between envoys for Ukraine and Russia last weekend that U.S. officials said made progress toward an agreement...