What is the blacksmith named developed a sturdy steel plow that made prairie farming much easier.?

The blacksmith you are referring to is JOHN DEERe. In 1837, he developed a sturdy steel plow that was effective in breaking the tough prairie soil, which significantly improved farming efficiency. Deere's innovative design allowed farmers to cultivate land more easily, contributing to the expansion of agriculture in the Midwest. His company eventually grew to become a leading manufacturer of agricultural equipment.