D: New infrastructure was built, leading to a thriving convention business.
Explanation:
One of the most sound legacies of the World's Fair on New Orleans was the construction of Ernest N. Morial Convention Center in 1985, which reopened later as a convention center. Besides, the construction of postmodern building has been remembered fondly by New Orleans.
July 4: The Philippines gains independence from the United States, and begins fighting communist Huk rebels (Hukbalahap Rebellion). I hope I could help! :)
