Here's a link that hopefully helps you:
https://www.smithsonianmag.com/smart-news/five-things-know-about-declaration-sentiments-180959352/
The heads are part of Olmec civilization of ancient Mesoamerica. The common reason why they made this because of their religious belief.
<u>Explanation:</u>
The Olmecs are famously known for the statues they carved: 20 ton stone heads, quarried and carved to commemorate their rulers. They are the first known civilization in America and the first to have this unique kind of construction.
Like most of the early Mesoamerican cultures, Olmec also believed in three tiers of existence: the physical realm they inhabited, an underworld and a sky realm, home of most of the gods.
The main way in which Hoover expected social services to be provided to poor Americans was that he "<span>hoped private charities would take care of the needs of poor Americans," since he was very much against government intervention in the economy, unlike his successor FDR. </span>
It depends on your definition. The US won every battle in Vietnam but
lost the war, but in other operations the US has taken a beating but
prevailed in the end. I hope this helps.