1 Iyar

1475 BCE- According to Seder Olam Rabbah [a Jewish text on the history of the world], Egypt was afflicted by the first of the Ten Plagues, blood.

1476 BCE- Tzelofechad was caught gathering wood on Shabbat in the wilderness (Numbers 15:32-36). This marked the first public violation of Shabbat.

1476 BCE- G-d ordered Moses to take a census of the Children of Israel.

996 BCE- King Solomon began the construction of the first Temple (1 Kings 6:1).

533 BCE- The foundation of the second Temple was laid (Ezra 3:8-10).