The practice of democracy and equal rights to all the citizens are the characteristics which are influences by the Roman and Greek democracy.
Explanation:
One nation and one constitution are also one the characteristic which affected by the Roman and Greek democracy. Giving equal rights and status to each and every citizen regardless of their gender, caster, country origin and etc are ways which are influences the government and what we have today. Equality helped in spreading peace in the nation.
Answer:
Rather than seeing unbalanced government budgets as wrong, Keynes advocated so-called countercyclical fiscal policies that act against the direction of the business cycle. ... Monetary policy could also be used to stimulate the economy—for example, by reducing interest rates to encourage investment.
The Mexican-American War, that happened between 1846 and 1848 was a result of the dispute over the territory of Texas, which back then was called the Republic of Texas, and the Mexican President still considered Texas as Mexico's province.
C. Acueducts.
I'm sure that's it, good luck ;)