[HostileTerritory]

It refers to an obligation "to heal the world" beyond one's congregation. It is of course a Jewish concept, but in this sense it refers to John Paul II's reaching out beyond his church to build bridges to other faiths and to spread peace, respect, and understanding.

[Publius6961]

Thank you for that explanation. It was rather frustrating to read through the whole article and to be left in the dark about a major part of the title.
Does each word have a distinctive meaning?