The theory of manifest and latent content of dreams originated with Freud.
John Dalton
what are the elements of culture?
That idea has been respectably posited.
Sigmund Freud believed that most emotional problems stemmed from unresolved conflicts and repressed experiences from early childhood. He posited that these unresolved issues could manifest as psychological distress and affect a person's behavior and mental well-being.
Thomas Aquinas
I think Democritus first posited the existence of atoms.
for retail it's $220, but now you can get them online from $1,400-$10,000
In my textbook it sayes that actually Dalton believed that all substances are made of atoms, and this was part of his atomic theory, which he published in 1803.
Abraham Lincoln
Europa was a Phoenician woman of high birth and it has been posited that Europe, the continent, was named after her.
The American who argued that overseas expansion served as a safety valve to keep ambitious content was Frederick Jackson Turner. In his "Frontier Thesis," he posited that the existence of a frontier allowed Americans to pursue their ambitions and alleviate social pressures. Turner suggested that as the frontier closed, expansion beyond U.S. borders became essential for maintaining American ideals and individualism. This idea emphasized the importance of territorial growth in fostering national character and stability.
O'Sullivan argued that American expansion and imperialism were justified through the concept of Manifest Destiny, which posited that it was the divine right and duty of the United States to expand its territory across the continent. He believed that this expansion would spread democracy and civilization, benefiting both Americans and the peoples they encountered. Additionally, he viewed this growth as a natural progression of the nation’s development, essential for its economic and social prosperity.