What was the connection between the great wall and the mongols

What words did the pilgrims use to describe the new law

The tower commission, appointed by president reagan in 1987 to investigate how the iran-contra affair had happened, concluded that most of the blame lay with a. president reagan himself, for careless management of his subordinates b. congress, for poorly drawn legislation that failed to define carefully the role of the president's national security council c. the american people, for failing to pay attention to the conduct of international affairs d. the federal courts, for having allowed excessive power to flow to the executive branch

What does engels mean when he writes "everything which here arouses horror and indignation is of recent origin, belongs to the industrial epoch"?