Complex sentence: However, continued financial woes would cause the building to wait 14 years for completion, that combined with a nationwide economic depression and the impending War of 1812 forced Queen's College to close down a second time, in 1812.
Split into simpler sentences: However, continued financial woes would cause the building to wait 14 years for completion. A nationwide economic depression, combined with impending war, forced Queen's College to close down a second time in 1812.