How did congress respond to the growing concern about immigration?

Which of the following is the main reason early new england had villages rather than cities? 1. the area did not have ports for trade. 2. not many people lived in new england at the time. 3. new england did not have the natural resources to support cities. 4. the settlers set up new england with villages for religious reasons.

Thomas jefferson was not afraid to make daring statements in the declaration of independence. what evidence from the text best supports this conclusion?

Why do many scientists suppose the land bridge theory of migration?