In what year did Barcelona get its beaches? Why did this happen?
Please give accurate answer.

Over the years, the inhabitants of Barcelona have become more attracted to sea bathing, swimming courses and sailing competitions. The reconstruction of the Maritime Front of the city, begun in the 1980's, meant a historical change and has contributed to making the beaches part of our daily life.

powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.

and contrast the 1920 and 2010 census reporting methodologies in an essay of about three hundred words