In response to the aggressive Russian military behaviour, the council decided to increase the number of troops and speed up military modernization plans.[140] On January 17, Latvia increased the military presence in the eastern part of the country.[141] On 19 January, Kaja Kallas, the Prime Minister of Estonia, announced an extraordinary increase of defense spending by €380 million for the current fiscal year.[142] The Baltic states also decided to accelerate their own acquisition of arms, including the joint rocket artillery system.[143][144]