In a series of fierce engagements, Commonwealth forces gradually overran the Russian field fortifications, and by 4 October the siege had broken.
42.
Field artillery and field howitzers were left to suppress the German defenders for the last thirty minutes but had little destructive power against field fortifications.
43.
The most significant tactical innovation in the Civil War was the widespread use of field fortifications after armies realized the tactical offensive s heavy cost.
44.
Spanish troops disembarked on 28 August 1565 near the Timucua Indian village of Seloy and hastily threw up some field fortifications, anticipating a French attack.
45.
In a series of fierce engagements, Commonwealth forces gradually overran the Russian field fortifications, and the siege reached its final stages by late September.
46.
Some blockhouses like those constructed in England in 1940 were built pillboxes and other hardened field fortifications were constructed of which about 6, 500 still survive.
47.
He failed to inform his subordinates of the plan and his wing was late in attacking, allowing the Union defenders time to complete their field fortifications.
48.
However, at 6 o'clock in the evening the Polish infantry was forced to abandon the trenches and field fortifications and retreat into the bunkers.
49.
They were mounted on semi-mobile field carriages, with limbers which enabled them to be moved and mounted in either field fortifications or permanent fortifications.
50.
If this " secondary fortified area " could not be overrun in the opening campaign, the French would be able to strengthen the line with field fortifications.
