This is actually 2 timelines. One is the invasion in the 1700s (Timeline 1) and the other in the medeival era(Timeline 2). I am sorry for my english (Not my native language.)
Timeline 1
Pre-Invasion
North America,1630
Tribes united. Rifle Devoloped. Each Tribes Religons are fused with the Ghost Dance Creating a harmony between all tribes. Goverment is a council with cheif from each tribe.
1640
Boats developed.
Europe is still in at medeival level. Britain is still in heptarchy.
1645
Iceland Colonized by North American Indians.
1654
Gunpowder Level North americans invade medeival europeans.
Timeline 1
Pre-Invasion
North America,1630
Tribes united. Rifle Devoloped. Each Tribes Religons are fused with the Ghost Dance Creating a harmony between all tribes. Goverment is a council with cheif from each tribe.
1640
Boats developed.
Europe is still in at medeival level. Britain is still in heptarchy.
1645
Iceland Colonized by North American Indians.
1654
Gunpowder Level North americans invade medeival europeans.