When did charles babbage invent the computer?

Which of harriet martineau’s books is a foundational treatise on sociological data collection?

What does the fall of the bastille represent? ?

Which is a result of the free exercise clause? parents can prevent their children from being vaccinated. people with a religious objection to military service cannot be drafted. businesses that sell religious materials can be open only on sundays. amish children do not have to attend school past the eighth grade.