abatis line造句

• From the 1550s troops began mustering on the emerging Abatis Line.
• In 1638 there was a major rebuilding of the Abatis Line.
• Forts south of the Abatis Line were linked up.
• After 1533 work began on the Abatis Line.
• Stone and wooden kremlins of the towns were also included in the Great Abatis Line.
• Ostrogs were often built in remote areas or within the fortification lines, such as the Great Abatis Line.
• In 1647 work started on a line from Tambov north up the Tsna to Shatsk at the eastern end of the Abatis Line.
• The lower Belgorod Line was about 400 km south of the Abatis Line and just north of the Dnieper country then claimed by Poland.
• Its shape left an area of about 450 km between the Belgorod Line and the Volga forts and about 600 km from the eastern end of the Abatis Line to the Don Cossacks in the south.
• In an effort to restore the Volga khanates, Crimeans and their slave raids of Crimeans, however, did not cease until the late 17th century though the construction of new fortification lines across Southern Russia, such as the Great Abatis Line, constantly narrowed the area accessible to incursions.
• The Abatis Line underwent a major reconstruction in 1638 and again in 1659 60 . ( Note that this account of the course of the Line may not be exact since Davies ( see references ), who seems to be the only good source, appears to contradict himself in a few places ).