Answer:
South
Step-by-step explanation:
The campaign of 1871, 1872, and the red river campaign all battled in the US. They all either stayed in texas or went north. However, the campaign of 1873 chose a different route they chose to go south. They went out of the country into Mexico and fought. Also, all the other campaigns came out of the same forts, but not the campaign of 1873 it came out of its own fort.