It was forgotten in it's time because no one cared about being civil and listening to what EVERYONE wanted and being at peace with one another. They thought fighting in a war would help them simmer their dispute. Today, we don't fight over lands and things as much as we used to. While South America and North America are still fighting, *not in a huge war* it's not the same as it was then.
International government organization requires participation from three states at least, whose individuals are bound by a formal contract.
International organizations provide numerous assorted capacities, including gathering data and observing patterns for example WMO, conveying administrations and help like WHO, and giving forms for exchange as EU and settling issues likeWorld Trade Organization.
The answer to your problem is 21 years of age
<span>President Theodore Roosevelt </span>
In Tokyo, Commodore Matthew Calbraith Perry, representing the U.S. government, signs the Treaty of Kanagawa<span> with the </span>Japanese<span> government, opening the ports of Shimoda and Hakodate to American trade and permitting the establishment of a U.S. consulate in </span>Japan, maybe this is what your looking for ?