Vancouver, July 4 -- Canada and British Columbia on Thursday unveiled a economic partnership aimed at accelerating major liquefied natural gas (LNG), mining, electricity and transportation projects, marking one of Ottawa's largest infrastructure commitments.

Prime Minister Mark Carney and B.C. Premier David Eby signed the Canada-British Columbia Cooperative Prosperity Agreement, which commits billions of dollars in federal funding for energy transmission, critical minerals, ports and transportation infrastructure while promising faster permitting for several major resource projects.

Among the largest commitments is $3.9 billion in federal support for the North Coast Transmission Line, an electricity project designed to supply power to n...