Do Christians have a political identity?

That is, does membership in a political community have any moral relevance?

There should be an ordering of our actions based on the good of the political community -- modern Catholic "social justice" proponents may even agree that there is an order of charity. But there will be disagreements in our judgment of particulars: what is to be considered a community, whether this group of people is a community, whether this community has the same group identity as another, and so on.

What is to be done in the absence of any real membership?

Chiesa: The Four Hooks On Which Bergoglio Hangs His Thought

They have been his guiding criteria ever since he was young. And now they inspire his way of governing the Church. Here they are for the first time, analyzed by a philosopher and frontier missionary

Aidan Hart on the Training of Iconographers