Who invented the electro-magnet and in what year?

William Sturgeon is recognized for inventing the electro-magnet in 1825. Sturgeon's work was significant because he created a device that used electrical current to produce a magnetic field, which was a pivotal advancement in the field of electromagnetism. This invention laid the groundwork for numerous applications in technology and industry, including electric motors and generators. The significance of Sturgeon's invention is underscored by its enduring impact on electrical engineering and its role in the development of modern electrical devices.