In 1490 there was no such country as spain, yet within a century it had become the most powerful nation in europe and within another had sunk to the status of a third-rate power. describe and analyze the major social, economic and political reasons for spain’s rise and fall.

In 1469 the Spanish empire came under one umbrella by the marriage alliance of Ferdinand of Argon and Isabelle of Castille. It was a turning point in the history of Spain as now it can finance voyages and withhold foreign lands. In 1492 Columbus discovered a new world and Spanish imperialism boost their economic growth. However social conditions of Spain could not stand to enjoy this because of too much tax burden on the peasantry and the war with England proved disastrous.

giant impact theory - the moon was formed from the collision between earth and another mars-sized body.

colliding planetesimals hypothesis - the moon was formed from the same cloud of material as earth.

capture hypothesis - the moon was locked into orbit by earths gravity as it was passing by it.

accretion hypothesis - the moon was formed from collisions and combining of planetesimals.

i think this is right, if not and you know better let me know.