| 1 | The Grand Duchy appeared in the feudal separation period during middle ages in Europe. | |
| 2 | France had its own features of feudal system due to the split of politics, gloomy economy and great changes of stratum in middle ages. | |
| 3 | Although the feudal separatism aspect causes its style to appear the diversification, but is always called because of its common origin "the Roman architecture". | |
| 4 | This was why when a new emperor was enthroned, he would confer titles and territories to his kinsmen. Such feudal practices were also common among regional government officials. | |
| 5 | This successful penetration of king's power into rural communities reminds us to reconsider deeply the obsolete concepts of strong feudal lords and weak central monarchy. |