what was clydeside famous for building
The biggest city on Clydeside is Glasgow, but the only Capital in Scotland is Edinburgh.
I'm going to assume you are referring to Clydeside in Glasgow, Scotland. It was famous for ship-building, and still is home to the Yarrow Shipyards.
Ships were built there.
They certainly did. Clydeside was particularly targeted.
Aberdeen clydeside clydebank
the citizens of Sweden are called '''''Swedish'''''
The citizens of India are called as Indians.
The citizens of Norway are called Norwegians, which means "Nordmenn" in Norwegian.
Citizens, or naturalized citizens.
The Latin term for Roman citizens or citizens of Rome is "quirites".
People from Indianapolis (and the entire State of Indiana) are called "Hoosiers".