EPA Administrator Lee Zeldin announced Wednesday what he called “the largest deregulatory announcement in U.S. history,” a move that conservatives are hailing as a landmark victory for American energy and economic freedom.

Environmental Protection Agency head Lee Zeldin said Wednesday the agency has launched "the biggest deregulatory action in U.S. history," seeking to carry out President Trump's agenda to boost the U.S.

In a barrage of pronouncements Wednesday, the Trump administration said it would repeal dozens of the nation’s most significant environmental regulations. EPA Administrator Lee Zeldin described it as "the greatest day of deregulation our nation has seen.