NEW : Prime Minister Ivan ##ov 's government has resigned from office . PM : CNN 's Christine Theodorou and Laura Smith-Spark contributed to this report . Parliament is expected to vote on whether to accept the budget proposal . Bulgaria has been roiled by public unrest for more than a week .
NEW : Prime Minister Ivan ##ov 's government has resigned from office . PM : Parliament is expected to vote on whether to accept the budget proposal . Bulgaria has been roiled by public unrest for more than a week .