Who is christopher columbus and what did he do?

Christopher Columbus sailed the ocean blue in 1492. He established the world.

Christopher Columbus was an Italian Explorer who went on four voyages across the Atlantic Ocean. In 1492 he discovered America but he was looking for Asia. He has three ships named The Nina, The Pinta and The Santa Maria.

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Answer: tokugawa ieyasu (徳川家康, january 31, 1543 – june 1, 1616) was the founder and first shōgun of the tokugawa shogunate of japan, which effectively ruled japan from the battle of sekigahara in 1600 until the meiji restoration in 1868.