Finland does have a prime minister. The Prime Minister of Finland is currently Jyrki Tapani Katainen.
Lauri Ihalainen is the Minister of Labor for Finland.
Ville Niinisto is the Minister of the Environment for Finland.
Antti Rinne is the Minister of Finance for Finland.
Paivi Rasanen is the Minister of Interior for Finland.
Anna-Maja Henriksson is the Minister of Justice for Finland.
Angel Naydenov is the Minister of Defense for Bulgaria.
Antti Rinne is the Deputy Prime Minister for Finland.
Pekka Haavisto is the Minister of Development Cooperation for Finland.
Jan Vapaavuori is the Minister of Economic Affairs for Finland.
Mark Owen Woyongo is the Minister of Defense for Ghana.
Chandigarh is a city. It will not have a defense minister of its own. The defense minister of India would be responsible for the defense of the entire country, including Chandigarh.