German Emperor William i believe
Answer:
The people in ancient times travel from place to place in search of food and shelter before the cultivation of agriculture and settled life man was depended on wild animals and fruits for food so they used to travelle from one place to onother , besides in safe from harsh climate he used to travelle from one place to onother place
Eli Whitney is credited with putting the concept of using mass-produced interchangeable parts into practice. He came up with this concept during a war, when he used these parts to create guns.