Timeline (Vinland and Firanja)

10th Millenium BC
1000: the augment on the sea levels don´t sink the atlantic islands

6th Century AD
582: St. Brendan arrives in St Brendan Archipelago

10th Century AD
920: The Norse finish colonizing Greenland and begin exploraiting Markland (OTL Northern Canada)

11th Century AD
1001: The Norse under Leif Ericsson start a settlement at OTL Boston

14th Century AD
1347-1397 The Black Death wipes out all of Europe.

15h Century AD
1422: The Muslims settle in OTL Norway

16th Century AD
1539: China starts colonizing Southern Vinland, conquering the Tauantinsuyu (Inca Empire)

The Kingdom of New Jerusalem is founded in OTL Northern Colombia, Panama, Cuba, Haiti, Dominican Republic and Jamaica.