<prompt> Translate the following text to SwahiliRelative calm now reigns on the political front, and Greeces economic prospects have strengthened since it joined the European Union in 1981.  <response>: Hali ya kisiasa imedumu kwa muda mrefu na hali ya kiuchumi ya Ugiriki imeboreshwa tangu kujiunga na Umoja wa Ulaya mwaka 1981. 