Given two noun phrases (arguments) and relationship between them, form a sentence that expresses theses arguments with the given relationship.

Relationship: 'come to', Argument/Subject 1: 'european', Argument/Subject 2: 'america'
Long before the Europeans came to North America , two men , Dekanawida and Ayonwatha taught the warring nations about the Great Law of Peace which brought peace and established the Confederation of Five Nations .

Relationship: 'sign treaty of', Argument/Subject 1: 'maorus', Argument/Subject 2: 'waitangus'
It invokes the signing of the Treaty of Waitangi and the consequent interwoven development of Maori and Pakeha history in New Zealand .

Relationship: 'return to', Argument/Subject 1: 'washington', Argument/Subject 2: 'mount vernon'

George Washington was one of the wealthiest and most influential planters in Virginia after he returned to Mount Vernon after his years as president .