We Sinhalese like changes

We Sinhalese like changes , 

Portuguese 1505 two country , 
Dutch 1640 two country , 
then 1796 British two country , 

1815 one country with Britsh******

1948 one country with Sri Lankan******

1983 Two country , with UNP```````````````````

17 May 2009 one country with Sri Lankan******

After 2015 three country with UNP`````````````````

We Sinhalese still do not know the difference between IGURU and MIRIS