history

[foley1]

who were jullus and ethel rosenberg

[spudqueen]

By typing 'julius ethel rosenberg' into the very popular search engine google
http://www.google.co.uk
I found this
http://en.wikipedia.org/wiki/Julius_and_Ethel_ Rosenberg

It took me longer to type this reply than to look it up!

[spudqueen]

Blimey, I see you have asked a lot of questions! Is this for homework? I suggest that you use a search engine (you could use google - I have linked to it in my above answer) to search for some of these things yourself.