Demands by Cuban patriots for independence from Spanish rule made U.S. intervention in Cuba a paramount issue in the relations between the United States and Spain from the 1870s to 1898.
Answer: Crop rotation
Explanation: crop rotation is a farming practice which employs a techniques of planting different crop types on a piece of land in successive manner. Growing corn on a piece of land in odd number of years and then soya beans on the same piece of land is a typical scenario of crop rotation practice.
Crop rotation practice is employed for a number of reasons which include ; Erosion control, Reduction parasite , weeds and diseases caused by plant pathogens. Crop rotation is also used to maintain soil fertility and ultimately boost crop yield.
I believe the answer is: disorganized schizophrenia
Disorganized schizophrenia is characterized by a disrupted train of thought that could make the victim to connect the idea on their mind with the proper sentence that can make the audience identify the meaning.
It is also very common for victim of disorganized schizophrenia to suddenly display inappropriate emotions without any trigger
Constant movement of soldiers