A senior official says Canadian Prime Minister Justin Trudeau will shuffle his Cabinet on Friday

The U.S. increasingly relies on Canadian crude oil to meet domestic demand and that relationship faces potential strain amid tariff threats

Canada Post said operations will resume at the national postal service on Tuesday after the nearly monthlong work stoppage

The premier of Canada’s most populous says he will cut off energy to the United States if President-elect Donald Trump imposed sweeping tariffs on all Canadian products

TikTok has challenged a Canadian government order to shut down the Chinese video-sharing app’s business operations in the country that was imposed over national security concerns

The meeting comes after Trump threatened sweeping 25% tariffs on goods from Mexico and Canada.

The school has become a central part of the lives of some who fled the war, even if they didn't initially intend it to become so.

Olivier Rioux holds the Guinness World Record for world's tallest male teenager.

Police in Canada took down an organized crime group believed to have produced tens of thousands of counterfeit cannabis-laced candy bars resembling named brand candy.

ABC News’ Mireya Villarreal met with the Department of Homeland Security to learn about the unique challenges teams face at the U.S. northern border.

Two major Canadian freight rail companies locked out thousands of workers on Thursday, shutting down cross-border shipping routes.

With wildfires burning across Canada, meteorologists said conditions are stacking up for a replay of last year's fire season when skies over New York City turned orange.

As the threat of an active wildfire season looms, there are steps individuals can take to mitigate the effects of wildfire smoke in their homes.

Former Canadian Prime Minister Brian Mulroney dies at 84, his daughter announced.

Delta flight 135 from Amsterdam to Detroit diverted to Goose Bay Airport in the Canadian province of Newfoundland and Labrador around 3:15 p.m. on Sunday, Dec. 10.

A Jewish school in Montreal was shot at early Sunday, the second time in under a week the school has been targeted with gunfire, officials said.

Hardeep Singh Nijjar was gunned down in June outside a temple in Surrey.

Canadian national security agencies are investigating "credible allegations" that "agents" of India were involved in the death of a Sikh leader in June, Trudeau said.

A CDC report published Thursday found that ER visits linked to asthma rose 82% in New York in June due to smoke from the Canadian wildfires.

The historic wildfire season plaguing Canada is expected to persist in the coming weeks or even worsen, driven by human-caused climate change.

Canadian Prime Minister Justin Trudeau is splitting up with his wife, Sophie, according to the leader's Instagram page.

Environmental experts say that the Candian and U.S. governments need to take a more proactive approach at combating the root causes of growing wildfires.

Canadian wildfire smoke is infiltrating the Midwest on Tuesday, and the air in Chicago has deteriorated to the Air Quality Index's "very unhealthy" category.

The smoke emissions from the wildfires burning in Canada has reached the highest-ever recorded in the country as plumes make their way across the Atlantic to Europe.

Authorities are responding to a "mass casualty collision" that occurred Thursday on a highway in Canada, Royal Canadian Mounted Police said.

Police are searching for stolen cargo that contained 20 million Canadian dollars worth of gold and high-value goods stolen from Toronto Pearson International Airport.

Two people are dead and several are injured after a driver hit pedestrians in Amqui, a town in the Québec region of Canada, authorities told ABC News.

The Royal Canadian Mounted Police have identified two alleged Chinese police stations in Quebec and are investigating them.

Two children are dead and six others injured after a city bus crashed into a day care Wednesday in Laval, Quebec, a suburb of Montreal.

The Sandersons are accused of killing 10 people in Indigenous communities in Saskatchewan on Sunday.

Officials have released the identities of the 10 victims killed in a string of stabbings across Canada's Saskatchewan province over the weekend.

One suspect is dead and a second is still on the run following a string of stabbings that killed at least 11 people across Canada's Saskatchewan province, police said.

Pope Francis offered a long-sought apology to the Indigenous community in Canada over the Catholic Church’s role in operating Indigenous boarding schools.

Authorities also cracked down on protesters near the Ambassador Bridge.

Police said they do not believe the suspect is tied to any terrorist groups.

Two possible suspects of the Toronto shooting were seen fleeing the scene, police said.

Canada bans assault weapons after mass shooting in Nova Scotia

Investigators say the suspect in Canada's worst mass shooting may have targeted an ex-partner.

A Vancouver man attempted to steal a float plane early Friday morning, Canadian authorities have confirmed.

Canadian police are praising the "honesty and integrity" of a local teenager for turning in a large sum of crash she found over the weekend.