John quincy adams thought that the united states would grow to reach from the atlantic ocean to the pacific ocean. what happened as a result of this belief?

Manifest Destiny became well known. Manifest Destiny is the nineteenth-century principle or conviction that the extension of the US all through the American mainlands was both advocated and unavoidable. Show Destiny is a term for the disposition common amid the nineteenth century time of American extension that the United States could as well as was bound to, extend across the nation.

The answer would be a.