Toilets. The Romans invented toilets, firstly they just used a bucket then when it was full they would chuck all the poo and urine out the windows!
electrical generator
Ballast used to be stones. With the invention of the electric pump, I think most ships will actually pump water into and out of tanks to adjust their ballast now.
The invention on Marie Van Brittan Brown is used in millions of homes across the world. She invented home security systems. They are used to protect homes from intruders.
through invention now japan increase the economic status
She was a Roman Catholic as were/are most Argentines of the time and now. no she was just a roman catholic
There was an old Germanic calendar, but it was different to the Roman calendar, which is now used. The Germanic calendar no longer is used.
Mary Walton invented many amazing things that are now used very often. She invented a lot of anit-pollution devices.
Mesopotamia was a region in what is now Iraq, where the ancient tribes of Israel used to live. That is where Judaism started. However, I am not sure why you call Mesopotamian an invention. It isn't.
most men joined the roman army because this answer is not open right now try again later
the nuclear reactor and antimatter wich we can get almost infinite energy
The modern version of 14 in Roman numerals is now XIV but the ancient Romans would have used XIIII
The calendar used most widely today, the Gregorian calendar, was developed by Pope Gregory XIII in 1582. This calendar replaced the Julian calendar and is now the internationally accepted civil calendar.