comment "Scope note:
This class comprises the activities that result in an instance of E39 Actor becoming a member of an instance of E74 Group. This class does not imply initiative by either party.
Typical scenarios include becoming a member of a social organisation, becoming employee of a company, marriage, the adoption of a child by a family and the inauguration of somebody into an official position.
- the election of Sir Isaac Newton as Member of Parliament for the University of Cambridge to the Convention Parliament of 1689
- the inauguration of Mikhail Sergeyevich Gorbachev as leader of the Union of Soviet Socialist Republics (USSR) in 1985
- the implementation of the membership treaty between EU and Denmark January 1. 1973" (en)