Asystem of government that gives all key powers to the national or central government

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.

How did the magna carta affect the power of the english king? a) it closely linked the king's power to the power of the nobles. b) it weakened the king's power. c) it strengthened the king's power. d) it had no effect on the king's power.

Select all that apply. the reasons some governments fail are: the policies of leaders hurt the people leaders fail to recognize change they don’t restrict freedom enough leaders stay up on the times and change they don’t protect individual freedoms