Charles Martel and his Christian Frankish army fought a horrible battle near France. The Franks had controlled the region since the 5th century. The battle may have been only a series of small engagement, but in the end the Muslim advance into Frankish territory was stopped.
It was fought in the Muslim invasion. After the Islamic army invaded Spain they didn't want to stop. The Muslim fighters wanted to invade France and conquer the kingdom. Led by Charles "the Hammer" Martel they defeated the Muslims.
Clovis became the first ruler of the Mevoringian Dynasty. In 486, he defeated the last great Roman army. He defeated the Allemani, the Visigoths, and the Burgandians. Clovis converted to Christianity and since he did, so did the Franks.
At its height, the Roman Empire include much of Europe, Northern America, and Middle East. The empire was so big, and its government was so complex, that it had difficultly defending its borders from attacks. To help resolve this trouble, the empire split up. Units starting in the late 200's. The Barbarians in 200's had settled along the northern border.
St. Augustine was one of the greatest church leaders in the early Christian Church. In the early 380's he taught rhetoric in Carthage, Rome, Milan, and Italy. He then traveled to Hippo and was persuaded to stay there. He became a priest there in 391.