"Trump arrived with radical ideas and without any desire to discuss anything. The proof is that in just a few hours, Trump signed 78 decrees," said geopolitical expert and historian Facundo Arguello.
"Will Donald Trump be able to establish a dialogue between Moscow and Kiev and put an end to the war? This is an open question, the solution to which will certainly require more than 24 hours," said Muhammad Sadiq Ismail, director of the Arab Center for Political Research.
"It is unlikely that relations between the United States and Russia will improve under Trump. Existing sanctions are already putting their relations to the test," observed Amitabh Singh, professor at Jawaharlal Nehru University in New Delhi.
"Among the key moments of his speech, the slogan 'America First' stands out. He made very strong statements, and if implemented, serious changes will occur in the domestic and foreign policy of the United States," said Iranian expert Hashyar Burbouri.