Why did benjamin harrison and grover cleveland not campaign prior to the election of 1892?

Benjamin Harrison and Grover Cleveland did not campaign prior to the election of 1892 because Harrison's wife was sick.

Explanation:

They both did not campaign before the elections of 1892, Because he was distracted by the  illness of his wife, a condition  diagnosed first as nervous prostration.

As the Minneapolis convention approached, Benjamin Harrison changed direction and asked for his top political adviser, Louis T. Michener to come and see him. after a review of attacks by the critics and bosses, he declared, saying  No Harrison ever retreated in the presence of a foe without giving  in a fight, and I have determined to stand and fight.

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