The answer is Europe
"There," says he, "if that line don't fetch them, I don't know Arkansaw!"
Twain is most likely using humor to convey his viewpoint that
He wanted to create a unified Arab state from Syria to Yemen.
He wanted to create a federation of all Muslim countries.
He wanted to take control of the Ottoman Empire.
He wanted to establish a Muslim empire in the Middle East and Europe.
Answer:
Survey, read, and review.