<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.peter claver alitangazwa mtakatifu mnamo 1888 na papa leo xiii alimtangaza kuwa mlinzi wa ulimwengu wa kazi ya umishonari kati ya watumwa weusi.  <response>: peter claver was canonized in 1888, and pope leo xiii declared him the worldwide patron of missionary work among black slaves. 