<span>European Union is a international </span>organization<span> comprising of 28 </span>European<span> countries and governing common economic, social, and security policies.</span>
Answer:
Xerxes was planning to conquer Greece.
Explanation:
Xerxes wanted to get revenge on his father Darius.
The invention from the song dynasty that improved clocks was: The clock tower/clepsydra clock
This invention is the first type of clock that utilized the <em>escapement mechanism </em> that is applied by many European countries around 2 centuries later to produce their clocks.
La geografía es muy estudiada en nuestro planeta.
