What did john adams do to convince delegates to sign the declaration of independence?

c.

worked constantly and gave many sincere speeches about the importance of independence

During the Second Industrial Revolution in the United States, the Treaty of Guadalupe-Hidalgo in 1848 was formed. It is the unprecedented urbanization and rapid territorial expansion.  It is secured Mexican cession of the Southwest to the United States. This expansion competes the visions free-soilers, immigrants from Europe, and Industrial capitalists.