The United States used the sinking as propaganda to get the country on board for war
The Supreme Court case that found the use of the grandfather clause unconstitutional is the Guinn v. United States, 238 U.S. 347 (1915). In its decision, the Supreme Court ruled that the grandfather clause<span> exemptions to </span>literacy tests<span> were unconstitutional. It declared the grandfather clauses as </span><span>repugnant to the Fifteenth Amendment and therefore null and void.</span>
They wanted to reform the Church of England, but England wouldn't let them do that so they sailed for North America to make their own church.
They operate, maintain or repair geothermal power plants and commercial and residential geothermal heating installations. (googled this for you)