The very first recognised use of your phrase rally to incorporate a street competition was the 1911 Monaco Rally (later on Monte Carlo Rally). It was organised by a group of rich locals who formed the "Sport Auto Vélocipédique Monégasque" and bankrolled by the "Société des Bains de Mer" (the https://sethdjor30628.timeblog.net/62651979/fueling-adrenaline-exploring-the-heartbeat-of-motorsport-culture-with-race-and-rally-motorsport-parts-renegade-race-fuel-and-racewear