Which country decided to increase their spending on defense and improve their Navy so that it would be competitive with England?

answer: the time zones used to be whatever the local authority wanted them to be. one town might have 6am whenever the sun came up and another town had 6am 10 minutes later.  

the trains had a hard time when their orders said to be at a certain point at 6am.  

6am, but who's 6am.  

the railroads got together and set the time zones more or less along the longitude lines across the country.

explanation:

logging hope this

a. poison gas was sprayed over battlefields by airplanes to weaken enemy positions before major attacks.