Improve the consistency of the following paragraph:
In 1635, he applied for and got from the Viceroy of New Spain marquis de Cerralvo a license to explore California, a territory that. Located within the borders of the Spanish Empire was unknown whether it was an island or peninsula.
In 1635, he applied for and got from the Viceroy of New Spain marquis de Cerralvo a license to explore California, a territory that although located within the borders of the Spanish Empire was unknown whether it was an island or peninsula.