The MAT have special equipment to suppress demonstrations.
Meanwhile, riot police officers rolled through the university town of Zomba, warning that they had orders to suppress demonstrations.
In the past the authorities have used force to suppress demonstrations and when carrying out other police duties.
Already, Mr. Gorbachev has used his sweeping presidential powers to suppress popular demonstrations against the treaty.
The invitation also came before recent reports that the authorities have brutally suppressed riots and demonstrations inspired by the political changes in Eastern Europe.
He also commands the different police regions which have government thugs (Baltagija) operating to suppress demonstrations in certain key areas.
Police were sent to suppress public demonstrations of sorrow, "provoking serious incidents", although "the people were in sympathy with these manifestants."
In all of these countries, force has been used to suppress demonstrations being made by people who are demanding democratic change.
Mr. Mugabe's government has suppressed political demonstrations in recent weeks as the nation's economic problems turned from bad to worse.
The Israeli police used guns to suppress demonstrations by Israeli citizens who are Arab.