You're asking two questions here: administrative borders related to territorial disputes, and map label localization.
Since you mention OpenStreetMap, I feel obliged to answer:
The OpenStreetMap Foundation changed the policy regarding territorial disputes in 2013. You can find the full document here, but let me quote the relevant paragraph:
Borders and ...
Sentinel 1 products do not use a a tile grid. However, to identify products over your polygon you can use one of several Sentinel 1 search/download resouces. This is not an exhaustive list by any means.
ESA offer the SciHub which allows searching by drawing a polygon area of interest (AOI). You have to create an account (free) before you can search and ...
GDAL can create vector tiles with the MVT driver https://gdal.org/drivers/vector/mvt.html
For converting GeoJSON data into vector tiles which are saved into MBTiles database file use a command like
ogr2ogr -f MVT -dsco FORMAT=MBTILES -dsco MAXZOOM=10 target.mbtiles source.geojson
Another option is to use Tippecanoe the https://github.com/mapbox/tippecanoe....