Most colonies lacked human labor, therefore, they used slaves to work on plantations in the new found colonies.
Answer:
God's promise to Abraham
Explanation:
God made a promise to Abraham that he would offer protection and land to Abraham's descendants as long as they followed the path of God. (https://jewishmuseum.org.uk/schools/asset/the-covenant/#:~:text=The%20covenant%20is%20a%20promise,a%20symbol%20of%20the%20covenant)
