What is one example of trench warfare?

How was slavery in mesoamerica, africa, and the arab world similar? many enslaved people were forced to pledge loyalty to their owners. many enslaved people worked in exchange for protection from foreigners. many enslaved people were captured during war. many enslaved people taught and tutored children.

Germany was unified as a result of a series of wars. which ofthe following wars was the last and resulted in the formation ofthe german empire? austro-prussian warbfranco-prussian wardanish war

What were some of the most important native items adopted by europeans ? what impact did they have on european life ?