The assistance helps Ukraine is expected to help soldiers "remain vigilant," according to the U.S. diplomats.
Operation Orbital was launched in February 2015 in response to a request from Ukrainian authorities.
This week, the Oklahoma Army National Guard's 45th Infantry Brigade Combat Team transferred the Joint Multinational Training Group-Ukraine mission to the New York Army National Guard's 27th Infantry Brigade Combat Team, but before the Thunderbirds handed over the reins to Task Force Orion, the two U.S. units, along with their multinational partners, held a mass casualty exercise at the Yavoriv Combat Training Center, according to National Guard website.
The American company AM General in October will transfer additional 40 medical Humvees to the Armed Forces of Ukraine, the Embassy of Ukraine in the USA reported on Facebook.