… to First Nations leaders. This comes as Cowessess First Nation says … FSIN) and the Cowesses First nation said “The Marieval Residential … sites located across out First Nations lands at the … Catholic Church until Cowessess First Nation took over its …… to First Nations leaders. This comes as Cowessess First Nation says … FSIN) and the Cowesses First nation said “The Marieval Residential … sites located across out First Nations lands at the … Catholic Church until Cowessess First Nation took over its …