what is the significance of the goths crossing the danube and why were they unlike other tribes that had come before them?

Goths were barbarian tribes.  

Explanation:      

In 376, the Goths arrived along the Danube River and appealed Flavius Valens (Roman emperor), for approving to cross the river and enter the Roman Empire. The purpose of asking permission to enter the Roman Empire was a concern of the Huns. Huns were nomads known for their brutal who placed a military pressure on the Goths as they began to move in the west direction.

The Goths first came to the Roman empire to seek shelter. At first, the relationship between the Romans and Goths was peaceable, but as the number of Gothic people increased, the Romans fought back. Goths fought against Romans in the late 300s A.D., that led to the downfall of the Roman Empire.

the process is called revolution because it was a process of great economic-social transformations that began in england in the xviii century.

the industrial mode of production spread throughout much of the northern hemisphere throughout the xix and early xx centuries.

the effect of this revolution was the distance between the countries, with respect to economic and political power.   after all, not all industrialized at the same time, remaining in the condition of suppliers of raw materials and agricultural products to the industrialized countries.

these differences mark to this day the nations of the world that are divided between developed and developing countries. one way to measure whether a country is advanced is to assess how industrialized it is.

it affected it because the kingdoms (with trade) slowly got richer and richer.