An effect of the Land Ordinance of 1785 and the Northwest Ordinance of 1787 was that the United States nearly doubled in size Othe practice of slavery spread to the North. Oexplorers searched for a water route across the continent Oconflict increased between settlers and American Indians​

answer is a meeting of congress.

explanation:

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john maynard keynes developed new economic theories in response to the : b) great depression of the 1930s. his theories are so important that they are known as "keynesianism". in his works he supports the idea of a government with deeper involvement and intervention to end the great depression.