Why might it be difficult for the president and congress to agree when making new laws

After the conference committee's report, both houses must vote on the new bill. The President: The president's only official legislative duty is to sign or veto bills passed by Congress. ... Veto overrides are rare—it is extremely difficult to get two-thirds of each house of Congress to agree to override.

codfish influenced the yankee trade because they traded it with the americans and the americans traded livestock, molasses and stuff that they can make clothes out of (like wool, and leather). they also could make weapons to.