MPs returned to Parliament Hill this week after a summer break that was preceded by a short spring sitting.

April's election saw Canadians elect a slim Liberal minority government — the sixth minority government in the past two decades — meaning parties will need to co-operate to pass legislation.

The spring sitting saw the Liberals and Conservatives (and the other opposition parties, in some cases) work together to pass some key pieces of legislation.

But it's not clear that that level of co-operation between the two major parties will continue.

The biggest item on the agenda in the coming weeks is the budget in early November. Because it is a confidence vote, the government will fall if it doesn't pass and Canada would likely be headed to the polls again.

Conservative Leader Pierre

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