Feeley had told State Department officials about stepping down on December 27, 2017, and so, it is not a direct response to Trump's alleged use of the word "shithole" to describe certain nations, officials said.
A State Department spokeswoman confirmed Mr Feeley's departure, saying that he "has informed the White House, the Department of State, and the Government of Panama of his decision to retire for personal reasons, as of March 9 of this year". Officials said Feeley's departure was communicated to the U.S. "That time has come", he added.
A number of journalists falsely reported that two US ambassadors resigned in protest of alleged comments President Donald Trump made Thursday, when he was accused of using vulgar language to describe many third-world countries.
US ambassador to Panama steps down
Reached by TWS, the State Department declined to comment on whether the excerpt was genuine.
Speaking to journalists at the State Department, he said, "Everyone has a line that they will not cross".
Despite defenses from outspoken voices in conservative media, President Trump has confusingly offered a denial that also acts as confirmation of his "sh*thole" remark regarding immigrants from Africa, El Salvador, and Haiti.
"Due to his unwavering belief in the importance of the integration of the countries of the Americas, the ambassador focused most of his career in Latin America and the Caribbean", the U.S. Embassy Panama said in a Spanish-language press release.
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Following Moon's remarks, the Japanese government reportedly filed a formal protest with the South Korean Embassy in Tokyo . Under the deal, Japan apologized again and promised 1 billion yen ($8.99 million) for a fund to help the women.