<prompt> Translate the following text to SwahiliSince 1931, when gambling was officially legalized in Nevada after 22 years of prohibition, it has been used to promote the city to travelers.  <response>: Tangu mwaka wa 1931, wakati kamari iliporuhusiwa rasmi katika jimbo la Nevada baada ya miaka 22 ya marufuku, imekuwa ikitumiwa kutangaza jiji hilo kwa wasafiri. 