I cannot write the essay for you but I can give you an outline for one. What happened was, was that Rome suffered from a series; lineage of bad emperors who made bad decisions for its armies and bad decisions for its territories. Rome was in a state of decline for that reason. People were not satisfied with the condition Rome was in and this caused a reason for unrest which then caused another source of worry for the emperors. Furthermore, they were increasingly being attacked by foreign invaders first in small skirmishers and later in bigger ones until the fall of the Western Roman Empire.
Liberals sought and established a constitutional order that prized important individual freedoms, such as freedom of speech and freedom of association; an independent judiciary and public trial by jury; and the abolition of aristocratic privileges.
It has influenced the revolts in France and the ludites in Britain, by encouraging the end of oppression, equal power and equal opportunity for all.