republic

Peru:
constitutional republic

Philippines:
republic

Pitcairn Islands:
NA

Poland:
republic

Portugal:
parliamentary democracy

Puerto Rico:
commonwealth

Qatar:
traditional monarchy

Reunion:
NA

Romania:
republic

Russia:
federation

Rwanda:
republic; presidential, multiparty system

Saint Helena:
NA

Saint Kitts and Nevis:
constitutional monarchy with
Westminster-style parliament

Saint Lucia:
Westminster-style parliamentary democracy

Saint Pierre and Miquelon:
NA

Saint Vincent and the Grenadines:
parliamentary democracy;
independent sovereign state within the Commonwealth

Samoa:
constitutional monarchy under native chief

San Marino:
independent republic

Sao Tome and Principe:
republic

Saudi Arabia:
monarchy

Senegal:
republic under multiparty democratic rule

Seychelles:
republic

Sierra Leone:
constitutional democracy

Singapore:
parliamentary republic

Slovakia:
parliamentary democracy

Slovenia:
parliamentary democratic republic

Solomon Islands:
parliamentary democracy

Somalia:
parliamentary

South Africa:
republic

Spain:
parliamentary monarchy

Sri Lanka:
republic

Sudan:
transitional - ruling military junta took power in 1989;
government is dominated by members of Sudan's National Islamic Front
(NIF), a fundamentalist political organization, which uses the
National Congress Party (NCP) as its legal front

Suriname:
constitutional democracy

Svalbard:
NA

Swaziland:
monarchy; independent member of Commonwealth

Sweden:
constitutional monarchy

Switzerland:
federal republic

Syria:
republic under military regime since March 1963

Tajikistan:
republic

Tanzania:
republic

Thailand:
constitutional monarchy

Togo:
republic under transition to multiparty democratic rule

Tokelau:
NA

Tonga:
hereditary constitutional monarchy

Trinidad and Tobago:
parliamentary democracy

Tunisia:
republic

Turkey:
republican parliamentary democracy

Turkmenistan:
republic

Turks and Caicos Islands:
NA

Tuvalu:
constitutional monarchy with a parliamentary democracy;
began debating republic status in 1992

Uganda:
republic

Ukraine:
republic

United Arab Emirates:
federation with specified powers delegated to
the UAE federal government and other powers reserved to member