He stated this at the beginning of a meeting with the prime minister of Ukraine, Censor.NET reports referring to Ukrinform.
Much has been achieved, and even more has to be done, Biden said, adding he was amazed at Hroisman's first results as prime minister.
He also stressed that Ukraine should use the current chance for transformation.
According to the U.S. vice president, this is the best and may be not the last chance for Ukraine, but the last in terms of making everything right.
At that, Biden reiterated the United States unwavering support for Ukraine.