(FREE BEACON) — A group of leading senators is calling on newly installed Secretary of State Rex Tillerson to immediately launch an investigation into efforts by the Obama administration to sway foreign elections by sending taxpayer funds to "extreme and sometimes violent political activists" that promote leftist causes, according to a copy of the letter.

The lawmakers disclosed multiple conversations with foreign diplomats who outlined active political meddling by the Obama administration's State Department, including the use of taxpayer funds to support leftist causes in Macedonia, Albania, Latin America, and Africa.

A portion of this State Department funding appears to have gone to organizations supported by the controversial liberal billionaire George Soros, according to the letter, which was authored by Republican Sens. Mike Lee (Utah), Jim Inhofe (Okla.), Thom Tillis (N.C.), Ted Cruz (Texas), David Perdue (Ga.), and Bill Cassidy (La.).

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