In the 19th century, what did the British demand after their opium supply was dumped into the sea?

Which caused demand for farm products to decline after world war i

What was gained through the gadsden purchase

The u.s. government has three branches: executive, judicial, and legislative. each branch plays a different role in making sure laws are passed, enforced, and applied fairly in accordance with the united states constitution. which idea does this scenario best represent?