Pinpointing the "initial" programming language is tricky resulting from varying definitions. Ada Lovelace's 1843 algorithm for Charles Babbage's Analytical Motor is often credited, although it wasn't executed on a real equipment. The primary device-executed languages emerged from the forties, with Small Code (1949) and Plankalkül (1943-1945) remaining notable early examples. https://blog.hellomybd.com/the-first-programming-language/