All known German falsifications are propaganda forgeries. Richelieu intercepted the letters, and by omissions and falsifications succeeded in destroying their mutual confidence. Popper's critical rationalism uses both falsifications and corroborations to explain progress in science. Falsifications on bankruptcy forms often constitute perjury. Other evident manipulations and falsifications concern the people with whom the couple came into contact. He read the screenplay and criticized it for its "deliberate falsifications of history, and lies". Falsifications or otherwise unexplained observations are unsolved puzzles. I have not the least doubt that any such allegations are sheer concoctions and falsifications. Similar falsifications of official records were widespread. Methodological rules are only needed in the context of actual falsifications. Any approach that relies on actual falsifications faces two challenges. The accompanying falsifications took place, and on a barely credible scale, in every sphere. These articles were all found to contain falsifications. Considering only falsifications, it is not clear why one theory is chosen above the other.