Complex sentence: Since this date it has been a portion of Norway, with a Norwegian appointed Governor resident at the capitol of Longyearbyen, albeit with limitations on the imposition of certain Norwegian laws as outlined in the Spitsbergen Treaty.
Split into simpler sentences: Since this date it has been a portion of Norway, with a Norwegian-appointed Governor resident at the capitol of Longyearbyen. Limitations on the imposition of certain Norwegian laws are outlined in the Spitsbergen Treaty.