1. Firstly, the Danelaw is defined.

2. At last, the religion of Danelaw is important.

3. Having absorbed the law and language of Danelaw, Anglo-Saxons enriched their own political and cultural system, which propelled the development of Anglo-Saxon history.

4. When we study the medieval England history, Danelaw is an unavoidable issue.

5. Furthmore, it can not neglect the relations between Danelaw and the other part of England.

6. Danelaw played an important part from 9th to 11th century, which was a significant period of England history .

7. With the forming of Danelaw, some elements which are with Danes' features converged into Anglo-Saxons' daily life and brought something new into their society, such as law, language, etc .