The zebra mussel (small shellfish named for the striped pattern of its shell) was introduced into the great lakes and has expanded its range to the Mississippi river. They made their way ot of the Lake in 1992 into the Mississippi River in 1992 basin via the Chicago Sanitary Shipping Canal.<span> The zebra mussel has cost businesses and communities over $5 billion since their initial invasion</span>
Homer Plessy violated the Separate Car Act. He violated this law by sitting in the railroad car designated for whites only when he was considered black.
Article I of the US Constitution puts this power in the hands of each State's legislature.
If you are interested in this topic, there is a fascinating development in this occurring in the Second Congressional District of Maine, which has adopted Ranked Choice Voting to determine its representatives. The loser of this year's election just sued in Federal Court to invalidate this as a way to hold an election.
The answer to that is pro aparthied government.