What were the major debates that led to the start of the two-party system (Hamilton vs. I
Jefferson)?

The Second Party System operated from the late 1820s to the mid-1850s following the splintering of the Democratic-Republican Party. Two major parties dominated the political landscape: the Whig Party, led by Henry Clay, that grew from the National Republican Party; and the Democratic Party, led by Andrew Jackson.

the invasive species was introduced due to commercial purpouses, as there was a demand for fur clothes and hence, a business opportunity connected to this product. actually, it was when the nutrias scaped, causing harm to the us ecosystems when they acquired the status of invasive species. in this case they have caused an environmental problem, but it could have affected also economic interests or even human health.