Who were the two immigrants arrested for their participation in a robbery in which a security guard was killed and whose case became a cause célèbre?

How did the construction of the erie canal improve transportation in the united states in the 1820s? a. the canal connected the great lakes to the mississippi river. b. the canal connected the great lakes to the ohio river. c. the canal connected the atlantic and pacific oceans. d. the canal connected the great lakes to the atlantic ocean.

Which statement is the best summary of this passage?

What effect did colonialism have on the economies of latin america countries?