In what sense did the territorial changes of 1815 reflect restoration of order and balance

What event caused south carolina to secede from union in 1860

Which statement best evaluates the impact of the 1929 stock market crash on europe? 1. the united states established high export tariffs to europe that reduced goods exported to germany. 2. the united states promoted domestic policy initiates that reduced jobs on american bases in europe. 3. the united states promoted isolationism that withdrew troops from europe causing germany to pay its own national defense. 4. the united states eliminated loans to europe that caused germany to default on its reparation payments to france.

Who was marshall mcluhan and what did he have to do with communication theory?