The Treasury Department accused Rwanda of undermining a U.S.-brokered peace agreement by supporting a rebel group in the eastern Democratic Republic of Congo.
Soldiers from the M23 rebel group in Goma, the Democratic Republic of Congo, in January. The United States has accused Rwanda of continuing to support the group.
For a fourth consecutive Saturday, tens of thousands of people are expected to demonstrate. The authorities hope a large security presence will deter riots.
Prime Minister Rob Jetten of the Netherlands in Brussels last week. He said that his cabinet was closely monitoring the online vulnerability caused by a security flaw in PHP.