The Spanish was not involved in the Crusades they just discovered countries<span />
The problem was that the confederation printed it without thinking much about it which resulted in there being a lot of it and it essentially became worthless because they printed money when they needed it instead of growing the economy. Trading partners became wary and stopped trading with them.
Answer:
The collapse of the USSR was the process of systemic disintegration in the social structure, national economy, and political sphere of the Soviet Union, which led to the termination of its existence on December 26, 1991.
The disintegration process began in the second half of the 1980s with the beginning of perestroika; manifested itself, in particular, in the desire of the Soviet republics for greater state and economic independence from the central government and ended with the signing of the Belovezhskaya agreements on December 8 and the Alma-Ata declaration on December 21, establishing a confederal union of former Soviet republics, the Commonwealth of Independent States and the adoption of the declaration on the termination of the existence of the USSR on December 26, 1991.