You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "when was the charter of rights and freedoms established in canada?" whose answer is April 17, 1982.
Each document should contain about 30 words, and these documents should contain useful information.

Query: when did the charter of rights and freedoms come into effect in canada
Useful Output:

Doc 1: In 1980, Canada and its provinces began a collaborative process to bring home the Constitution and to incorporate a Charter of Rights and
Doc 2: After the Queen signed the constitutional proclamation on April 17, 1982, Prime Minister Trudeau affixed his seal of approval to the document.
Doc 3: Since the Canadian Charter of Rights and Freedoms came into effect in 1982, it has confirmed and strengthened our nation's values. Canadian
Doc 4: 2022 marks a major milestone for Canada: the 40th anniversary of the Constitution Act, 1982. This statute, which took effect on April 17,
Doc 5: Since its enactment in 1982, the Charter has created a social and legal revolution in Canada. It has expanded the rights of minorities and