Where can I look up specific history terms and their significance, like an online history dictionary?

need to know what a petagon looks like

Explain the significance of each of the following terms below in its relationship to the 1960s

Please help! Is there a scholastics childrens dictionary online?? If there is then please tell me the website!

I am doing a class project on newspaper articles, and since I dont have access to the actual newspapers, I wanted to make pow...

I have some history confusion. I have no idea what the sumerians looked like. How they dressed? And if the people were smart?...

I’m looking for who might be a good professor. I’m a graduate student in university and I’m unsure about what classes I...

What is a geometrical word for something that is not straight?

So i am witting a 3 page paper on international trade, but how it would have changed history up to the 1500 hundreds if it ne...

I looking into a new school cald vangard and for all the members out there whats the school like? Wanna student's oppion .

What was everyday life like in 16 century Italy/ Italian Renaissance?