This occurred the day after France said that Iran will face more EU penalties as a result of its violations of human rights during the suppression of large-scale protests and its sale of drones to Russia prior to Moscow's full-scale invasion of Ukraine.
In honour of International Anti-Corruption Day and World Human Rights Day, the United Kingdom announced additional sanctions that were created in collaboration with international partners.
They included persons who took part in activities like torturing prisoners or planning military rapes of civilians.
"Today, our penalties go farther to expose those behind the horrific abuses of our most fundamental rights," Foreign Secretary James Cleverly said.
Since Russia's invasion of Ukraine earlier this year, the Russian 90th Tank Division, under the command of Colonel Ramil Rakhmatulovich Ibatullin, has been engaged in combat. As a result, penalties have been aimed at its leadership.
According to the government, numerous allegations have been made against the division's active duty personnel, including the conviction of a senior lieutenant in Ukraine on charges of sexual assault committed during the fighting.
Despite assertions that it is carrying out a "special military operation" in Ukraine to eliminate risks to its security, Russia has denied committing war crimes or picking targets among individuals.
Ten Iranian officials worked in the nation's sanctioned by Britain prison system. Six people with connections to the Revolutionary Courts, which have sentenced protesters to death, were taken into custody.
Mahsa Amini, a Kurdish Iranian woman, died on September 16 while being held by the police, sparking one of the biggest challenges to the Islamic republic since its founding in 1979.
The British government slapped sanctions on Ali Cheharmahali and Gholamreza Ziyayi, the former administrators of Tehran's Evin prison, in response to reports of abuse of Iranian and foreign inmates.
The UK Foreign Office claims that this particular package of sanctions, which affects 11 countries under seven distinct sanctions regimes, is the largest single set of sanctions ever applied by Britain.
Along with these three nations, those from Nicaragua, Pakistan, and Uganda were also mentioned as violating human rights.
For their roles in organising sexual abuse, the United Kingdom imposed sanctions on three military organisations in Myanmar, one armed group in Mali, and two local leaders in South Sudan.
Kosovo, Moldova, and Serbian government representatives have been charged with corruption.