Pigeon is the symbol of __________.

The United States is the world’s largest economy with a GDP of approximately $20.513 trillion, notably due to high average incomes, a large population, capital investment, low unemployment, high consumer spending, a relatively young population, and technological innovation.

James Watt was a Scottish inventor, mechanical engineer, and chemist who improved on Thomas Newcomen’s 1712 Newcomen steam engine with his Watt steam engine in 1776. James Watt was urged by Boulton to invent some form of a rotary motion for his steam engines. The idea was to replace the reciprocating action of the original.

Since 2014, China Paperboard and Packaging Paper Production increased 0.8% year on year. At 69,799,369.3 Metric Tons in 2019, the country was ranked number 1 among other countries in Paperboard and Packaging Paper Production. United States, Japan, and Germany respectively ranked number 2, 3, and 4 in this ranking. Paraguay witnessed the best average annual growth at +43.1% per year, while Kyrgyzstan was the worst growing country at -100% per year.