Europe, outside of Spain, had no knowledge of theEngland (map above) and France (map below) continued their search for a Northern Passage (and thereby a route to China) as late as the 1600's. They had NO KNOWLEDGE of DeSoto's discovery: that the "sea" which natives reported to northward was actually a Great Lake. Spain had kept that information secret. While England and France continued their search for that passage, Spain and Portugal continued their New World plunder.
"Sea of China," today's Great Lakes, as late as 1667