Trade, religion, colonialism, exploration
Answer:
The answer is D. Walking Purchase
The domestic manufacture of new machine guns that civilians could purchase was effectively banned by language in the Firearm Owners Protection Act of 1986 (also known as "McClure-Volkmer"). The language was added in an amendment from William J. Hughes and referred to as the Hughes Amendment.
Acts of Trade and Navigation
Explanation:
The Navigation Acts, or more broadly the Acts of Trade and Navigation, was a long series of English laws that developed, promoted, and regulated English ships, shipping, trade, and commerce between other countries and with its own colonies. The laws also regulated England's fisheries and restricted foreigners' participation in its colonial trade.
World War II also involved Asia and Australia while World War I just affected the US and Europe.