Afghanistan, Aug. 20 -- The U.S. and European allies will draft post-war security guarantees for Ukraine, exploring options from European troop deployments under U.S. command to potential American air support.

Following Donald Trump's pledge to help safeguard Ukraine if the war with Russia ends, U.S. and European military officials have begun drafting post-war security options.

According to officials, the Pentagon has started conducting planning exercises to consider measures that go beyond weapons deliveries. Options under review include sending European ground forces to Ukraine under U.S. command and control.

These troops would not operate under NATO's flag but in the name of the individual countries contributing forces. Officials caut...