Answer:
French king Louis IX order army to dig in, made channels and also allowed supplies shipping downriver by his navy. In this way, Christian crusaders leaded by Louis succeeded in the 7th crusade.
Explanation:
The media can also place pressure on government to act by signaling a need for intervention or showing that citizens want change.
I think it would be 4????
A. interchangeable parts
1 I think is your answer
the capital was moved in the October 1836 and officially confirmed in 1839 by the congress.