A new Pharaoh came to power.  He was afraid that the large number of Hebrews would turn against him.  He ordered that the Hebrew people become slaves.

"We cried out to the Lord, the God of our fathers, God heard our voice, he saw our persecution, our toil, and our oppression".  Deut. 26:7


haggadah Section: -- Exodus Story
Source: Text summarized from A Children's Haggadah