Mohammad Shah Qajar
Fath Ali Shah's reign saw increased diplomatic contacts with the West and the beginning of intense European diplomatic rivalries over Iran. His grandson [[Mohammad Shah Qajar|Mohammad Shah]], who succeeded him in 1834, fell under the Russian influence and made two unsuccessful attempts to capture [[Herat]]. When Mohammad Shah died in 1848 the succession passed to his son [[Naser al-Din Shah Qajar]], who proved to be the ablest and most successful of the Qajar sovereigns. He founded the first modern hospital in Iran.