Both Uses

on the other hand
in
Their Finest Hour
(Auto-generated)

In the Channel and in the North Sea, on the other hand, our superior naval surface forces, aided by our submarines, will operate with close and effective air assistance.†
*
On the other hand, this will not happen immediately, and we are now assured of immense, continuous and increasing support in supplies and munitions of all kinds from the United States; and especially of aeroplanes and pilots from the Dominions and across the oceans coming from regions which are beyond the reach of enemy bombers.†

Definitions:

(1) (on the other hand)
from another point of view; or in a way that is different (a phrase used to introduce a different perspective or idea)
(2) (meaning too rare to warrant focus)