1. Radio
The radio was extremely useful in war situations I thought. Communication with radios began in World War I and has been used in all of the wars in the 20th and 21st century. The wars probably would have lasted longer if there were no radios. Without it, they wouldn't be able to transmit war plans, locations of enemies, etc. The technologies we use in war are really advanced. ...
- Word Count: 1366
- Approx Pages: 5
- Has Bibliography
- Grade Level: High School