Answer: Economic, political, and cultural injustice of the colonial.
Explanation: The modern significance of Las Casas lies in the fact that he was the first European to perceive the economic, political, and cultural injustice of the colonial or neocolonial system maintained by the North Atlantic powers since the 16th century for the control of Latin America, Africa, and Asia
The main reason why the first Battle of the Marne was considered so significant was because it came at the conclusion of a massive German advance and ended in a decisive Allied victory.