President Joe Biden’s administration is urging Ukraine to quickly increase the size of its military by drafting more troops and revamping its mobilization laws to allow for the conscription of troops as young as 18.

The United States is urging Ukraine to “look hard” at removing policy mandates that limit the nation to drafting soldiers aged 25 and up, a senior administration official told The Hill on Wednesday. They’ve suggested lowering the age to 18,

Ukraine has taken steps to broaden the pool of draft-eligible men, but the efforts have only scratched the surface against a much larger Russian military.

President-elect Donald Trump has nominated Keith Kellogg, a former national security adviser and retired lieutenant general in the US military, to be special envoy to Ukraine and Russia in his second administration.

NATO members on Tuesday reaffirmed their support for Ukraine during talks with the country's officials held in response to Russia's launch of an experimental intermediate-range ballistic missile last week.

The NATO-Ukraine Council convened at a meeting on Nov. 26 in response to Russia's use of the intermediate-range ballistic missile (IRBM), "Oreshnik", the NATO alliance said in a news release.