Well based on my knowledge the Astrolabe was perfected by the Spanish and played a significant role in Columbus' and the other early travellers' journey to the West but it can be argued that it was the Muslims (Arab) that introduced it to Europe
As a result of the crusades the use of money increased
Answer:
Acetylcholine
Explanation:
Acetylcholine is the neurotransmitter that promotes rest by binding muscarinic receptors after a meal. This neurotransmitter is used at the neuromuscular junction, and it is released by the motor neurons of the nervous system in order to activate muscles. This is most likely the reason why Maddie does not want to go swimming after eating.
I would say that the main purpose of the European Union is to strengthen the economy of the member states by merging their economies and by introducing one stronger, common economy - a stronger economy for the states means a better comfort of life in those states.