A country would want to get a larger military to overpower or to stand ground against other counties. "Problems" that this could cause to a nation is to be over militarized and not care about its citizens, problems to surrounding nations is that they would feel threatened by a larger military.
Some English Catholics settled in Maryland. In 1789 the Archdiocese of Baltimore was the first diocese in the newly formed United States. John Carroll became the first American bishop.