Ukrainian President Volodymyr Zelenskyy has held a phone call with his American counterpart Donald Trump and congratulated him on the 250th anniversary of US independence.

Ukrainian President Volodymyr Zelenskyy has congratulated the United States on the 250th anniversary of its independence, which falls on 4 July.

"When we ask America for Patriots, we believe that the values of respect for life and for people that prevailed 250 years ago will prevail again today," Zelensky said.