Tea is a drink that nourishes conversation, peace, and relationships. In fact, tea is a very diplomatic beverage and the world benefited from its powers when Nixon and Mao Zedong sipped on it during their famous 1972 talks.
In the 19th Century, the Transcontinental Railroad was built to connect the East and West of the United States. The railroad was important to make the country more cohesive- it would be the first efficient form of transportation across the US. However, the project had many obstacles and would be an engineering feat to complete.