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For the first task, Hartley had already set things in motion and now, having received instructions from London, it was merely a matter of sending more people to probe into the Crown Prince of France's political inclinations.
From the Crown Prince's opposition to the expansion of the navy, Hartley deduced that he was, at the very least, not anti-British, so it was possible to arrange relations with him as soon as possible.
It was said that the Crown Prince was also a mathematician of considerable ability. Hartley quickly decided to send a scholar to make contact with him.
As for the second item, it was a bit of a headache.
After Prussia retracted its troops from the Netherlands, its interactions with France were not that frequent.
After much thought, he found no good angle to exploit; at most, he could spread rumors or smear. It seemed that he could only wait for a better opportunity to arise.