The name change occurred after a coup. The US officially recognizes “Burma.”

In 2012, during a visit to the country, then-President Barack Obama used both “Burma” and “Myanmar.” An adviser to Myanmar’s president called that “very positive” and said it was an “acknowledgement of Myanmar’s government.”

…

Washington’s response to the coup seemed designed to highlight old criticisms, with both Secretary of State Antony Blinken and President Joe Biden pointedly avoiding the country’s legal name.

“The United States removed sanctions on Burma over the past decade based on progress toward democracy,” Biden said in a statement.

https://apnews.com/article/myanmar-burma-different-names-explained-8af64e33cf89c565b074eec9cbe22b72

…. part of the Nation of India and spoke of the African country of Nambia instead Namibia in 2017.

He is functionally clueless. One of the writers or producers on his fake TV show “the apprentice”
is on record that he is just about illiterate and they had to stop filming the show @ times to have
somebody change his diaper and clean him up too.

Ask the Gulf of Mexico

But he uses the 1939 Encyclopedia Brittanica.

They don't care about nations that are not like South Africa.