As for general policy, Catherine understood that Russia needed an extended period of peace during which to concentrate on domestic affairs and that peace required a cautious foreign policy. The able Count Nikita Panin, whom she placed in charge of foreign affairs, was well chosen to carry out such a policy.
Catherine did not advocate democratic
reforms but addressed some of the modernization trends. In 1775, she decreed a Statute for the Administration of the Provinces of the Russian Empire. The statute sought to efficiently govern Russia by increasing population and dividing the country into provinces and districts.
The entire city is very famous for its Italo-byzantine styled architectural style.
I believe the three terms you are looking for is diplomatic, military, and economic ways.
The woman in the middle of the painting seen putting down telegraph lines is representative of "American Progress." Imagery is everywhere: the farmers tilling the ground, trains and people moving towards the West, Columbia (as the woman is named) laying down telegraph lines, and Native Americans and Buffalo being driven out. Most of the painting is accurate of what was happening at the time: rapid Western expansion and the push-out of the Native Americans who lived in the lands.
The most important form of imagery in this painting is Columbia. In the painting, she guides the settlers and clears the clouds above her, evoking emotion and instilling the idea of Manifest Destiny within people who view the painting.