Germany, under pressure from United States, ends its submarine campaign in the English Channel and South Western sea routes to Britain. #ww1
— WorldWar1 Day by Day (@WW1TheGreatWar) September 18, 2015
from Twitter https://twitter.com/WW1TheGreatWar
September 18, 2015 at 12:55PM
To follow day by day events from 100 years ago, you can follow the live streams on Twitter or Facebook. https://twitter.com/WW1TheGreatWar http://ift.tt/1mDRWDO