discovered_by = north_american
1542.1.1 = { discovered_by = SPA } # Juan Rodrguez Cabrillo
1579.6.16  = { discovered_by = ENG } # Sir Francis Drake
1707.5.12 = { discovered_by = GBR }
1786.1.1 = { discovered_by = FRA } # Jean Francois la Perouse