liquor prohibition

tightening / <<feeling>> brace *oneself / tighten / <<feeling>> bracing *oneself

be tightened / being tightened / being braced / be braced

dry law / prohibition law

intermarriage among close relatives / close relation / near relation / incest / close relative / near relative / *one's immediate family / immediate relation

equation of time

the gold reserve

balance of power

power balance

modern history