The Emancipation Proclamation affected the distribution of power between the federal and state governments in a number of ways. First, it expanded the power of the federal government by giving the President the authority to take action on the issue of slavery, which had previously been seen as a matter for the states to decide. This helped to establish the federal government's authority over issues related to civil rights and social justice.
Second, the Emancipation Proclamation was an important step in the ongoing struggle between the federal government and the states over the issue of slavery. By declaring that all slaves in the Confederate states were to be freed, the Proclamation challenged the authority of the Confederate government and undermined the institution of slavery, which had been a cornerstone of the Southern economy and way of life.
Finally, the Emancipation Proclamation helped to pave the way for the eventual passage of the 13th Amendment to the Constitution, which officially abolished slavery throughout the United States. This amendment was another important victory for the federal government in its efforts to expand civil rights and promote social justice. Overall, the Emancipation Proclamation played an important role in shaping the balance of power between the federal and state governments, and helped to lay the groundwork for the ongoing struggle for civil rights and social justice in the United States.