A base estate is one held by services not honourable, or held by villenage. Such a tenure is called base, or low, and the tenant is a base tenant.

After the Muslim conquest of Oriens in the thirties, the various Arab tribes were settled in the famous four junds, military circumscriptions into which Syria was divided.

The power of life and death is vested in the king, or in the courts.

https://books.google.com/books?id=WGkFAAAAQAAJ&pg=PA45 page 45 The bill for the temporary removal of the seat of Government of the United States to the city of Baltimore was taken up for its second reading. […] https://books.google.com/books?id=WGkFAAAAQAAJ&pg=PA48 pages 47–48 Does it not show, in terms of unequivocal meaning, that it was the opinion of the men best qualified to decide, that the seat of Government, once fixed under the provision of the constitution, must be permanent? It was not then imagined that the Government ought to be travelling about from post to pillar, according to the prevalence of this or that party or faction.