The world's finest ruby was stolen from the bride of Prince Kassim's great-grandfather several generations ago in India by a marauding rajah. It's now several decades later and the British have conquered India, and one day the ruby shows up for sale by a wealthy London jeweler, Sir John Garnett. Garnett has his own problems--there have been a rash of thefts of his wife's jewels, and he hires a private detective named James Brett to investigate.

A naive young woman's strong anti-war sentiments get her into trouble in this silent cautionary tale. She is such a devout pacifist that she spurns her lover when she learns that he has invented an aerial torpedo. Instead, she gets involved with a foreigner who swears that he totally shares her beliefs. Unfortunately, he is a foreign spy in disguise. At his urging, the innocent girl steals her ex-beau's plans and delivers them to the spy. When she learns that he is the enemy, she fights him and with a sword kills him. It is still not enough to stop the enemy from attacking an American port city.

Silent film drama...

The Russian Czar sends his trusted confidant, Michael Strogoff, to warn his brother the Grand Duke of a Tartar rebellion that will be led by Feofar Khan and Ivan Ogareff. Calling himself Nicholas Korpanoff, Strogoff poses as a trader to journey to warn the Grand Duke. On his way he meets Nadia Fedorova, a young girl trying to join her father Wassili, a political activist who has been exiled to Siberia. Strogoff is captured by the Tartars, who don't believe he is a trader and threaten to torture Strogoff's mother Marfa unless he reveals his true identity.

Wealthy George Hunter struggles to maintain his social-climbing wife and daughters' expensive lifestyle. After his, investments crash, he faces financial ruin and seeks help from a wealthy aunt, leading to various complications.