KYIV - Ukrainian President Volodymyr Zelensky on Monday congratulated Donald Trump on his inauguration as the 47th president of the United States, expressing the hope that his presidency will bring positive changes.

"Today is a day of change and also a day of hope for the resolution of many problems, including global challenges," Zelensky said on social media platform X, formerly known as Twitter.

He voiced the optimism that the "peace through strength policy" announced by Trump would contribute to achieving a long-lasting and just peace.

Zelensky wished Trump success and conveyed his hope for active and mutually beneficial cooperation between Ukraine and the United States.

Earlier in the day, Trump was sworn in as the 47th president of the United States during a ceremony in the US Capitol, marking the beginning of his second term.