English sea explorer, Henry Hudson.
Of the eight largest countries in the world by area, seven—Russia, Canada, the United States, Brazil, Australia, India, and Argentina—are organized on a federal basis. (China, the third largest, is a unitary state
The Sparta, Athens, and other Greek communities collected natural resources to build walls to protect them from external attacks. However, they eventually succumbed to attacks via the ocean route.
Do viruses belong to one of the domains of life? unquestionably No, they are not considered to be alive.