Henry the Navigator - He is credited as the pioneer of the Age of Discoveries. He administratively led to the set up of these studies to enhance Portugal's maritime trade and exploration in other continents.
B.......since he was the head of the house of Lancaster in the War of the Roses; defeated Richard III at Bosworth Field and was proclaimed king; married the daughter of Edward IV and so united the houses of York and Lancaster.
Answer:
The ERA Amendment, (equal rights amendment) duh.
Explanation: