| 11. | This reservation needs to be made in respect to the unrestricted submarine warfare only.
|
| 12. | Unrestricted submarine warfare made aircraft more important than ever in the war against the U-Boats.
|
| 13. | He was a vocal proponent of unrestricted submarine warfare.
|
| 14. | Late in October, Germany discontinued unrestricted submarine warfare and, early in November, sued for peace.
|
| 15. | In January 1917 the German Government announced it would now conduct full unrestricted submarine warfare.
|
| 16. | For Germany, it was unrestricted submarine warfare.
|
| 17. | Unrestricted submarine warfare in early 1917 was initially very successful, sinking a major part of Britain-bound shipping.
|
| 18. | The first was the use of unrestricted submarine warfare to cut off Allied supplies arriving from overseas.
|
| 19. | Unrestricted submarine warfare was resumed in February 1917 and the British began full-scale convoying in September 1917.
|
| 20. | German planners estimated that unrestricted submarine warfare would cost Britain a monthly shipping loss of 600, 000 tons.
|
