Since the new law took effect Dec. 15, immigration lawyers in the United States and Canada say they have been overwhelmed by clients seeking help submitting proof of citizenship applications.

Since the new law took effect December 15, immigration lawyers in the United States and Canada say they have been overwhelmed by clients seeking help submitting proof of citizenship applications.

Potentially millions of Americans suddenly have a much easier path to Canadian citizenship, prompting a rush of people to explore their ancestry and file paperwork seeking dual citizenship.

Potentially millions of Americans suddenly have a much easier path to Canadian citizenship, prompting a rush of people to explore their ancestry and file paperwork seeking dual citizenship.

Millions more Americans might qualify for dual Canadian citizenship under a recent change to Canada’s requirements that has led to a surge in applications from its southern neighbor.