Answer:
mathematican because he was an engineer
Louis Lumiere and Auguste Lumiere invented Autochrome.
When the powerful, rich or leaders wage war the ones who suffer are not them but their subjects who must engage in the fighting itself. This is exemplified in every war in human history. Those who suffer are not the leaders but the soldiers.
Actually, there is more than one, as Brazil has a mix of cultures (Indigenous, European, African) and this mixture produced many new instruments.
One example is atabaque, which can produce a variety of sounds: from higher to lower (but not very high,) and it can produce sharp and more fluid, sustaining sounds, too.
It's a percussion instrument because the sound is produced as a result of striking something (and not for example of a flow of air)
