What for is the Underground?

In a word, making a world history.
Since 1700, Oh! from the War of the Spanish Succession, the Occupation of Gibraltar by England, the first Cabinet, the Declaration of Independence, the French Revolution, to Communist Party, and Israel and Moslem.
World Literature, Classical Music, Famous Pictures (each a proper name), Idealism and Confession Philosophies, Big Bang once for all Universe, and Absolutely Relative Cosmology.