Ontario Premier Doug Ford has criticized U.S.politicians for complaining about wildfire smoke drifting across the border, urging them to act by sending aid similar to Canada's past assistance during natural disasters.Ford's remarks come amid tensions with Republican lawmakers who accuse Canada of inaction, leading to toxic smoke affecting U.S.states.A sharply worded letter from four Michigan representatives warned Prime Minister Mark Carney that the U.S.may act independently if Canada doesn't address the issue.Ford defended Canada's efforts, citing past support for U.S.states during wildfires and hurricanes, and highlighted collaborative efforts between the two nations.He also mentioned U.S.governors seeking help, such as Massachusetts and Minnesota, and emphasized Canada's role in rescuing stranded campers.Emergency management minister Eleanor Olszewski noted the cross-border collaboration, with Canada and the U.S.assisting each other in wildfire response.The article underscores the political and environmental tensions between the two countries over wildfire management and international aid.