..., navigation, and astronomical observations. It was the invention of a chronometer capable of being used aboard ship, in 1762, that ...
2 Answers · Arts & Humanities · 08/09/2008
...a mid-19th century weapon, nor the printing press, a 15th century invention, would be considered new at the time.
10 Answers · Arts & Humanities · 13/09/2007
..., eventually impacting the rest of the world. List of inventions below. http://americanhistory.about.com/library/charts/blchartindrev.htm
1 Answers · Arts & Humanities · 08/11/2011
it helped because new medicines and things were accomplished. For example the birth of vaccines. Then new inventions made life easier
1 Answers · Arts & Humanities · 08/03/2015
I think the easy way out is to look at what sort of new nuclear weapons the US and USSR developed during the 1960s. Also, you could look at MAD, and the shift from brinksmanship to detente.
1 Answers · Arts & Humanities · 02/06/2009