Sacre-Coeur, Paris is anything except political.
Following the motto "Only Paris is worthy of Rome; only Rome is worthy of Paris"; the only sister city of Paris is Rome, although Paris has partnership agreements with many other cities around the world
The City of Paris is the centre of the le-de-France region, or Paris Region, with an estimated population of 12,262,544 in 2019, or about 19% of the population of France, making the region France's primate city

