5 February - History and Importance of the Day

Mexico Constitution Day

1597 - A group of early Japanese Christians are killed by the new government of Japan for being seen as a threat to Japanese society.

1850 - Adding machine employing depressible keys patented, New Paltz, NY
1861 - Kinematoscope patented by Coleman Sellers, Philadelphia

1909 – Belgian chemist Leo Baekeland announced the creation of Bakelite, the world's first synthetic plastic.
1917 – The current constitution of Mexico is adopted, establishing a federal republic with powers separated into independent executive, legislative, and judicial branches.
1922 - Reader's Digest magazine 1st published
1958 – Gamel Abdel Nasser is nominated to be the first president of the United Arab Republic.

1969 - US population reaches 200 million

Birthdays

1985 - Cristiano Ronaldo,  Portuguese footballer
1992 - Neymar [da Silva Santos Júnior],  Brazilian footballer 

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5 February Knowledge History - Science, Engineering and Management