He would, however, withdraw his opposition if he was allowed to gain a similar increase of territory for France.

After all, the acquisition of at least part of Belgium by France might be justified by the same arguments by which the dethronement of the King of Hanover was defended.

Many of the Belgians were French; there was no natural division between Belgium and France; probably the people would offer no opposition.
Bismarck had to remember that he could not complete the union of Germany without considering Napoleon; there were only two ways of doing the work, (1) by war with France, (2) by an alliance.

Need we be surprised that he at least considered whether the latter would not be the safer, the cheaper, and the more humane?
Was it not better to complete the work by the sacrifice of Belgian independence rather than by the loss of 300,000 lives?
Benedetti sent the revised draft to Paris; it was submitted to the Emperor, accepted in principle, and returned with some small alterations and suggestions.

Benedetti sent in the revision to Bismarck and said he would be ready at any time to meet the Minister and finish the negotiations.