The correct term for a group of grapes is known as a bunch or cluster of grapes. A group of grapes or a fruit cluster is sometimes called a Truss. Arba Ratna.
First used during World War I, this type of warfare was highly controversial and deemed a breach of the rules of war. Resumption of unrestricted submarine warfare by Germany in early 1917 was a key reason the United States entered the conflict.
In 1920, after the conclusion of World War I, Japan received a League of Nations mandate over the Caroline and Marshall Islands. During World War II, Japan had a large base set up at Truk Lagoon which was used for expansion into the southeastern Pacific.