Years ago I was at first Tuesday in London and thought that VC looks just like that Napoleonic bankers portrait that in all the history books - looked down and the name badge was "Rothschild" .
This gets lost in the nationalist history that were written in the next 100 years.
Money and supplies is valuable, but the Russian Army broke the French army. Russian intelligence borrowed deep into the French state and had all the information Russian light cavalry cut Napoleon of from information and made him blind. Russian light cavalry captured his communication and that is how they learned Paris was not defended. Russia supplied the largest amount of troupes.
Russia was Prussias senior partner. German historians make a great deal about the 'Volkssturm' but in reality the Prussian army was dependent on the Russian state. Prussian artillery was using Russian artillery.
Check out:
> Russia Against Napoleon: The True Story of the Campaigns of War and Peace
In one of the films on F.R. (either Danton (1983) or La Révolution Française (1989)) Robespierre makes a remark to the committee at the night of the arrest of Danton, Desmoulins, Séchelles, and Philippeaux, along the lines of 'if we don't move now, he'll have funding from the bankers in three days'.