How were the Mongols able to conquer the largest land empire in world history? The Mongols used weapons people had never seen before The Mongol's military strategies were devastatingly effective The Mongols fought from strong walled cities The Mongols were the first to invent and use gunpowder

The Mongol's military strategies were devastatingly effective.

the hollywood film industry of 1950 was threatened on several different fronts. television broadcasting was rapidly becoming the dominant entertainment medium in the united states. the paramount anti-trust consent decree requiring separate ownership for production companies and theater chains had gone into effect on 1 january 1950. large numbers of young men and women were marrying, having children, and moving to the suburbs, which affected the viability of downtown first-run movie theaters. foreign revenues were endangered by protectionist tactics including quota systems, high taxes, and blocked funds. finally, the morality and patriotism of hollywood films and filmmakers were under attack from government, religious, and citizens' groups.

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