India, March 30 -- US President Donald Trump disclosed in his recent interview with NBC News that he was "very angry" and "pissed off" at Russian President Vladimir Putin for questioning the legitimacy of Ukrainian President Volodymyr Zelensky's administration.

In an early-morning phone call interview on Sunday, Trump acknowledged that Putin is aware of his anger, but also noted that they have "a very good relationship" and that "the anger dissipates quickly... if he does the right thing."

Putin on Friday called for the installation of a transitional administration in Ukraine, which may essentially force Zelenskyy out, reported AFP.

The US President also revealed that he is planning to speak with Putin this week. He, however, warned th...