a) hunter gatherers who built mounds
The various cultures collectively termed "Mound Builders" were inhabitants of North America who, during a circa 5,000-year period, constructed various styles of earthen mounds for religious, ceremonial, burial, and elite residential purposes.
Answer:
Belgium
Explanation:
Britain joined WWI on 4 August 1914 in response to the German invasion of Belgium.
Economic sanctions may be comprehensive, prohibiting commercial activity with regard to an entire country, like the longstanding U.S. embargo of Cuba<span>, or they may be targeted, blocking transactions of and with particular businesses, groups, or individuals.</span>
Interventionalists believed providing aid to Britain would keep the US out of war