Fireworks burst over Ottawa's Rideau Canal in on honor of Canada's national birthday.

烟花在渥太华运河上空绽放以庆祝加拿大国庆日。

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National Day celebrations for China's seventieth birthday will be held in about three months.

中国70周年国庆庆祝活动将在大约三个月后举行。

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National day, the National day, celebrating the country. The birthday wish you good mood every day happy, eternal happiness!

国庆，国庆，举国欢庆。祖国生日祝你美好心情，天天开心，快乐永恒！

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This weekend, at least two national things will celebrate their 100th birthday: Grand Central Terminal and our national income tax.

FORBES: An Unlikely Super Bowl Ad For the 100th Birthday Of Our Income Tax

The first set of signatures was delivered to Congress on Jan. 16, to coincide with the national observance of the birthday of Martin Luther King Jr.

NPR: Members of Military Make War Views Known

Perhaps the celebrations of Italy's 150th birthday will reignite national fervour and revive morale.

ECONOMIST: Italy