He negotiated the Convention of Westminster and received the Order of the Black Eagle and the Order Pour le Mérite; did he receive the honours for the negotiations? Please make it clear fixed
Please check the "Allegiance" parameter in infobox. The country's name is missing. fixed
I am sure you're well aware that "Service/branch" is for "Army, navy or the air force" Frederick moved him around as needed
General of Infantry; any link or modern equivalent done
No need of references in the infobox, because they reflect the prose ok
Section 1;
lord of several estates; by birth? not clear, removed
His education was imperfect; any specific reason? none given
Section 2;
Major-General; remove hyphen and also link done
modern equivalent for "cornet", I think it is sub-lieutenant it is in the British Army, but in the German armies, the ranks are different. I could link to Fahnrich, but that isn't right either.
Link grand-duchess, maid-of-honor, Count and major done
defeated the Austrians (17 May 1741) -> defeated the Austrians on 17 May 1741 done
One month from this day -> A month later done
second war; mention in full done
promoted him (1745) major-general, to date from January 1743 -> was promoted to major general in 1745, with effect from January 1743 done
Section 3;
Development of military intelligence program; I think the title isn't apt, because nothing much about the program is mentioned. Better name it "Later years" it's really 7 years war....I've reworked it
put quotes on the saying of the king, perhaps {{quote}} would be the best option I couldn't get it to work right, simplified (took out the German)
any reason for transfer of the grave? none givenprobably Frederick William IV wanted to create grand monuments.
What are the copyright statuses of the designs of the memorials? GDFL etc free use posted by users