(1) the us is a powerful country. (2) if the us is a powerful country then the usa is a good country to live in. -- with modus ponens from (1) (2) -- (3) the usa is a good country to live in.
the us is a powerful country.
if the us is a powerful country then the usa is a good country to live in.
the usa is a good country to live in? usa as a world power is still the american dream but this brings many people in need to emigrate.