Austerlitz
The first half of this film covers Napoleon's coronation as Emperor and political manoeuvrings while the second half covers the actual battle.
Starring Pierre Mondy, Martine Carol, Claudia Cardinale, Leslie Caron, Vittorio De Sica, Elvira Popescu, Jean Marais, Michel Simon, Orson Welles, Georges Marchal
It's a drama and history movie, and has a rating of 6.2 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Argentina.