Some Louisville peace activists are planning a demonstration in downtown Louisville tomorrow, which is the 6th anniversary of the war in Iraq.Louisville Peace Action Community co-facilitator Judy Munro-Leighton says it’s important to remember the date March 19, 2003.“This date is a date we cannot forget because we can never, ever let that happen again," she says.Munro-Leighton says the demonstrators will meet on the Metro Hall steps Thursday afternoon and hold signs marking each year of the war in Iraq. She says the group is calling on the U.S. government to end all military involvement there. The demonstration is set for three to six Thursday afternoon.