Answer:
With the Discovery of trench warfare, There was a need for weapons that were capable of long-range destruction and also inflict maximum damage at the same time. this resulted in the invention of many new weapons.
He is perhaps best known for his role in the French Revolution's Reign of Terror<span>. ... As part of his attempts to use extreme measures to control political activity in France, </span>Robespierre<span> later moved against the more moderate Danton, who was accused of corruption and executed in April 1794.</span>