Why Britain's older dreadnoughts still had global duties

Why send older dreadnoughts overseas instead of retaining them as a visible demonstration that Germany had lost the building race?

Britain faced worldwide naval commitments. Older ships could serve abroad, remain available for recall, and still count within the wider imperial strength facing Germany.

Keeping older dreadnoughts at home could advertise an overwhelming British lead over Germany. Britain also had to consider Japanese construction, South American naval programmes, and other demands beyond the North Sea. Distributing some older ships would address those commitments while preserving the option of wartime recall. Growing international danger also slowed the disposal of pre-dreadnoughts. German calculations would still count the wider imperial fleets alongside Britain's own ships, so overseas deployment need not erase their deterrent value.