Comment by shakna

Apart from in Australian [0] and Canadian [1] English, where it is generally optional, but used where it can increase clarity or meter.

[0] Australian Government Publishing Service's Style Manual for Authors, Editors and Printers, ISBN: 978 0 7016 3648 7

[1] The Canadian style: a guide to writing and editing https://archive.org/details/canadianstylegui0000unse