Which of the following was directly caused germany invasion of belgium

Britain declared war on Germany

Explanation:

Schlieffen knew Germany could not fight a war on two fronts, against France in the west and Russia in the east, so he developed what came to be called the Schlieffen Plan.

His plan called for German troops to march through Luxembourg and into Belgium. Schlieffen assumed that crossing the border from Belgium into France would not pose much of a problem.

i told you before its c

1. it was caused by feudalism

2. charlemagne used christianity as a major cornerstone for his rule. cloisters were built all over the empire to act as centers for the (re)population of the vast european wilderness.

3. the europeans feared the next raid every time chetak

i'm not so sure about #6. but i hope i you with the first 3.