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Almost 2.6 billion U.S. dollars was the toll revenue generated by the Panama Canal during the fiscal year 2019 (from October 2018 to September 2019), up from around 2.5 billion U.S. dollars reported a year earlier. Around 46.2 percent of that revenue was generated by tolls from container vessels
The Great Wall of China is the longest building on earth with a length of 13,170 miles. Made from a combination of brick, stone, wood and other materials, it was originally constructed primarily to serve as a defence against the nomadic invasions from the north that threatened Chinese states / empires.
I'm going out on a limb here and figuring that you're talking about a specific poster that rings a bell. Basically, it portrays the Germans as evil people, and inspires young British men to enlist in the army to fight them.
The Jefferson’s inaugural address was designed to assuage the fears on both sides.