I’m pretty sure that the answer is c
Answer:
Portuguese explorer Prince Henry, known as the Navigator, was the first European to methodically explore Africa and the oceanic route to the Indies. From his residence in the Algarve region of southern Portugal, he directed successive expeditions to circumnavigate Africa and reach India.
Answer:
It estavlished that labor unions are not and can’t be forbidden and that workers can unionize to protect themselves.
Explanation:
Probably nuclear because as seen in the bombing of Hiroshima & Nagasaki, both cities were leveled with ruins of building left.