No. Croatia declared independence based on YU Constitution from 1974, after a democratic elections were held. Croatian`s TO (Teritorijalna obran) were disarmed in 1990 by JNA units before declaration of independence. Serbs didnt disarmed their units. Croatia started smuggling weapons when embargo was imposed by Western countries, and when local terrorist, supported from abroad, started a military actions against legally elected goverment, in this case Croatia.