How are global issues interconnected?

The primary agent of contact metamorphism is

Which was not a country that massively built up its navy in the early 1900s? germany china united statesbritain

Religious conflict in northern ireland started with a) cultural differences resulting from viking invasions around 800 b) england’s split from the catholic church in the 1500s c) rebellions in ireland between 1916 and 1921 d) the norman invasion of england in 1066