Poll: Nearly 2-in-3 Voters Say Joe Biden Is Encouraging Illegal Immigration Close to 2-in-3 registered American voters say President Joe Biden is encouraging illegal immigration to the United States with a series of executive orders, memos, and decisions that are resulting in the mass release of border crossers into the nations interior. The latest Harvard/Harris poll reveals 65 percent of registered voters say Biden is encouraging illegal immigration to the U.S. while a minority of 35 percent say he is discouraging illegal immigration. Those who say Biden is encouraging illegal immigration include 68 percent of Hispanic voters, 65 percent of white Americans, 58 percent of black Americans, along with 63 percent to 67 percent across all voter age groups.