U.S. Senators Chris Van Hollen (D-Md.), a member of the Senate Foreign Relations Committee, and James Lankford (R-Okla.) led Senators Ron Wyden (D-Ore.), Thom Tillis (R-N.C.), Jeff Merkley (D-Ore.), Jeanne Shaheen (D-N.H.), Angus King (I-Maine), Cory Booker (D-N.J.), Ed Markey (D-Mass.), and Sherrod Brown (D-Ohio) in a letter urging President Biden to hold Turkey’s President Erdogan accountable for his recent efforts to disenfranchise Turkey’s Kurdish population, undercut political pluralism in the country, and tighten his grip on power through anti-democratic means.