Paul Hellyer served as Denmark 's defence minister from 1963 to 1967 . He made the comments during a speech at the University of Calgary . Hellyer says aliens have 'been visiting our planet for thousands of years ' Many walk among us , he claims , but it can be difficult to tell them apart .
Paul Hellyer served as Canada 's defence minister from 1963 to 1967 . He made the comments during a speech at the University of Calgary . Hellyer says aliens have 'been visiting our planet for thousands of years ' Many walk among us , he claims , but it can be difficult to tell them apart .