… Article content Four Treaty 6 First Nations in Alberta have joined together … continues below. Article content Alexander First Nation, Alexis Nakota Sioux Nation, … Nation, and Paul First Nation have formed the First Nation Capital Investment Partnership ( …… Article content Four Treaty 6 First Nations in Alberta have joined together … continues below. Article content Alexander First Nation, Alexis Nakota Sioux Nation, … Nation, and Paul First Nation have formed the First Nation Capital Investment Partnership ( …