Sub means under end marine so a submarine is a type of the travels under the water there's also a type of sandwich for the summer he has an unexpected long end narrow
Sub means under end marine so a submarine is a type of the travels under the water there's also a type of sandwich for the summer he has an unexpected long end narrow
Now modern submarines are also Marines are large end long song karaoke wanted to people they stay underwater on the a few hours they're usually used for research purposes
so you can see that there are different types of submarines let's take a look about the history of the summer when he was first 80 years across 100 years is well
The earliest war was probably use in Ukraine in the 17th century of course it didn't look like today's summary but he did have one thing in common with the modern summary it was used to spy on other people
people quickly found that the submarine at military uses it couldn't be seen above or so maybe submarines began to spy on other countries they also attacked other boats a few submarines were used in the American Civil War in the agency