2015 Event The U.S. will support the Ukraine in its fight against separatist militants by providing $75 million in non-lethal aid in the form of drones, ambulances and radios; Humvees will also be sent under a separate agreement 1956 Event 1st solar powered radios go on sale 1943 Event German occupiers confiscate all radios 1920 Event Joseph Horne Company in Pittsburgh sells radios for $10