It has been 21 years since Donald Marshall Jr. was acquitted by the Supreme Court of Canada of illegal fishing under Canada’s federal fishing laws and regulations. His defence was that the Peace and Friendship Treaties of 1760-61 provided him with a treaty …It has been 21 years since Donald Marshall Jr. was acquitted by the Supreme Court of Canada of illegal fishing under Canada’s federal fishing laws and regulations. His defence was that the Peace and Friendship Treaties of 1760-61 provided him with a treaty …