YES. It was a long time before: 1914 to 1918.
a very long time
21 years.
it was the time of world war 1 and world war 11
I'm guessing this one - England and Germany
100 years
21 years.
Switzerland has a long history of neutrality.
From mid 1914 to the beginning of 1918. More or less the entire length of World War I, except for a short time at its beginning and end.
1 year
World War 1 - known at the time as The Great War.
World War 1 was known for its long and dangerous trench warfare and for extended artillery bombardments.