<prompt> Translate the following text to EnglishJengo hilo lilianzishwa mwaka 1568 kama makao makuu ya kanisa la Kigiriki la Congregational, na baadaye lilitumiwa na wafuasi wa dini ya Kiprotestanti.  <response>: Begun as their Roman headquarters in 1568, its open ground plan was the model for the Congregational churches that were to regain popular support from the Protestant faith. 