What was the significance of the battle of milvian bridge

What is the definition of navajo code talkers?

This was an order issued during the civil war by president lincoln ending slavery in the confederate states

Nhis essay about the atomic bombing of japan during world war ii, a student has used statistics he found in an article in the online archives of the irish times. the article is from may 5, 1997, and is called “cancer finding in hiroshima.” there is no author given. how should the student cite this source using mla citation format?