When was Ireland incorporated in the United Kingdom of Great Britain? Why was there a conflict between the Irish and the English people in Ireland?

OR

What was the attitude of the Vietnamese towards the educational policy introduced by the French?

In 1920, Ireland got incorporated in the United Kingdom of Great Britain Northern Ireland is a Christian country but divided into Catholics and Protestants. The Catholics have a history of racial and social discrimination, they have been poorer compared to the Protestants. After the partition of the island of Ireland in Republic of Ireland and Northern Ireland:

*Northern Ireland had Catholics in the minority, the region was and continues to be an ethnically heterogeneous society.

*Apart from this heterogeneity, inequality with the Catholic community also exists, they suffer disadvantage relative to the Protestants.

*The Catholics were discriminated in the allocation of housing, electoral system, and the labor market.

*In Northern Ireland, the Catholics are more likely to be poor compared to the Protestants. The Catholics of Northern Ireland have a history of social discrimination. As a result, both the community conflicts.

OR

The French wanted to educate the Vietnamese so that they could be modernized and adapt the French culture; so that they could have more control over Vietnamese.

The consequences of the education policy had a contrary effect and created nationalism in Vietnamese. This feeling was aroused due to the partiality did between the French and Vietnamese. But there was also a chunk of people that emphasized on French education policy.

So, one group would respect the French sentiments and ideals while other would oppose them.