German abuse of Sweden's neutrality long ago aroused the normally placid Swedes. Last week they seethed over two fresh incidents:
> An armed German merchant ship had fired on the Swedish submarine Broken in Swedish territorial waters. When the Swedish Government protested, the German Government announced that the attack was justified because the submarine had maneuvered in a combatlike manner.
> Searchers for the Swedish submarine Ulven, lost April 16 near the spot where the Draken was attacked, found German mines moored in Swedish waters. Presumably the Ulven struck a mine.
A blunt Swedish note last week rejected the German explanation of...