His foreign tour, during which he visited Germany, Holland, England, France and Austria, lasted nearly a year and a half, and was suddenly interrupted, when on his way from Vienna to Venice to study the construction of war-galleys, by the alarming news that the turbulent stryeltsi of Moscow had mutinied anew with the intention of placing Sophia on the throne.
The troops now mutinied and deposed the sultan, placing his brother Suleiman on the throne.
In the rebellion of 1857 the troops stationed at Aligarh mutinied, but abstained from murdering their officers, who, with the other residents and ladies and children, succeeded in reaching Hathras.
On the 10th the garrison of Alessandria mutinied, and two days later Turin was in the hands of the insurgents, the people demanding the Spanish constitution.
In June part of the Swiss Guard mutinied because the Bernese government not having renewed the convention with Naples the troops were deprived of their cantonal flag.