ATHENS, Greece (AP) — Kimberly Guilfoyle, a former California prosecutor, television personality and close ally of U.S. President Donald Trump, officially took office Tuesday as the first U.S. female ambassador to Greece .

Guilfoyle , 56, who was once engaged to Donald Trump Jr., presented her diplomatic credentials to Greek President Constantine Tassoulas after being sworn in Sept. 29 in Washington.

The former Fox News host’s arrival comes as the United States works to boost liquefied natural gas exports to eastern Europe through Greek port facilities .

U.S. Energy Secretary Chris Wright and Interior Secretary Doug Burgum are expected in Athens this week for talks focused on expanding Western gas exports to war-torn Ukraine through a modified multinational pipeline network.

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