What were the positive effects of getting this territory? [hint(s): california]

The positive effects of getting California is that it's closer to Asia, and California side of the nation at the time could have open territory to conquer.

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.

chemicals that are toxic to plants